64.5K Messages. 2 years ago. You aren’t really connected to ATT’s network, even if it says ATT Mexico. You are still roaming and subject to whatever conditions are imposed on roaming by that carrier which could include reduced data speeds. See if you have the option of selecting what carrier you connect to.Settings->Cellular->Cellular Data Options->Enable LTE->Voice & Data (select Voice & Data option) Android. Go to Settings > Connection > Mobile networks > Enhanced LTE services and select on. Once complete, please ensure you power your phone off and back on to establish a fresh connection with the network.It is important to back up your device before doing this. For instructions visit our Device How to Page and select the Make and Model of your device. Thank you for being part of the Community Forums, and have a great weekend. In some cases, powering down the phone for 3-5 minutes has resolved the data access issue.Turn Off Wi-Fi on Your Phone. Disable and Enable Mobile Data Mode. Make Sure Your SIM Card Is Properly Inserted. Check the Data Limit/Data Plan of Your Carrier. Change Your Preferred Network Type. Reset Network Settings on Your Android Phone. Perform a Software Update on Your Phone.Turn Off Wi-Fi on Your Phone. Disable and Enable Mobile Data Mode. Make Sure Your SIM Card Is Properly Inserted. Check the Data Limit/Data Plan of Your Carrier. Change Your Preferred Network Type. Reset Network Settings on Your Android Phone. Perform a Software Update on Your Phone.To use cellular data, make sure Data Roaming is turned on in your device settings. To call or send a message to the U.S., dial +1 followed by the 10-digit number. The “+” sign usually appears if you press and hold the “0” key on your dial pad. To call or send a message to another country, dial + (country code) followed by the local ...Cellular data not working. Att sold me a phone now that I owe 10 payments my cellular data don’t work. What can I do because this was never told to me.Jan 17, 2023 · Update your iPhone or iPad to the latest version of iOS or iPadOS. Go to Settings > Cellular. Then: For iPhone, tap Cellular Data Options, then turn on Enable LTE. For iPad, turn on LTE. If you still see No Service after following these steps, contact your carrier. iPhone and iPad devices that support 5G networks are not affected by the phasing ... Explore voicemail, messaging, and apps to help you and yours stay safe and connected. Discover ways to stay connected when you travel. Find out how to connect through Wi-Fi, mobile hotspots, and our wireless network. We’ve got you covered. Check out your plan info, reward programs, and device protection options.If your carrier allows it, you can view your APN settings in one of the following locations: Settings > Cellular > Cellular Data Network. Settings > Mobile Data > Mobile Data Options > Mobile Data Network. If your device doesn't have either option, contact your carrier. To change your settings, tap each field and enter the details from your ...Mar 21, 2023 · It can take two to five days for data use to post in myAT&T, so amounts shown online may not reflect all use since your last bill. Time stamps for current data or text usage may be off by up to 4 hours in myAT&T. Here are some things to keep in mind: We usually update recent data use every three hours. May 31, 2022 · Land in Lisbon, Amsterdam, Copenhagen — all works instantly with european networks, data, roaming etc. Land back in Boston, no connencitvity, emergency calls only. Shut the phone down, fiddle with SIM removal, turn the phone on, turn off, reinsert the SIM, turn on and, with some luck (not always!!!!) ATT cellular will reconnect. It would be a pleasure to assist you with reconnecting your data. As stated by our ACE Community member. To resume your data connection you will need to pay for the plan right away for it to work. If you have already paid for the new plan, it appears there may be something else causing this issue.Mar 21, 2023 · It can take two to five days for data use to post in myAT&T, so amounts shown online may not reflect all use since your last bill. Time stamps for current data or text usage may be off by up to 4 hours in myAT&T. Here are some things to keep in mind: We usually update recent data use every three hours. SAHMED. tried 1. restore the phone erase and reset 2. Change the SIM (twice) 3. reset network settings 4. support team change to new number and internet start working but when they move back to old number no internet.Jan 1, 2022 · An Apple Watch Series 6, or Apple Watch Series 3-5 with cellular. A compatible iPhone® (6 or later including SE) running iOS version 11.0 or higher. An AT&T rate plan for your Apple Watch (Cellular). iPhone and Apple Watch (Cellular) must be on the same AT&T postpaid Billing Account. An AT&T Access ID associated with the iPhone. Sync your ... I called them again and they told me they need to re-activate the SIM, so they did that and it's still not working. I tried Resetting my network, re-insert SIM, toggled cellular data and airplane mode on/off and also removed International Day Pass from my account, but still no luck. When I checked my data balance by dialing *3282* it says I ...Aug 23, 2023 · Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ... Feb 7, 2023 · Wait for half a minute and then turn your mobile phone back on. Go to the same settings section and turn off Airplane mode. After that, check if your mobile data is working again. To double-check accurately, make sure you’re only connected to your cellular data services and make sure your mobile WiFi is turned off. 3. Current problems and outages | Downdetector. User reports indicate no current problems at AT&T. AT&T offers local and long distance phone service, broadband internet and mobile phone services to individuals and businesses.Jan 8, 2023 · This will delete all network settings, returning them to factory defaults. From the home screen, select the Settings app > scroll to and select General > scroll to and select Reset > select Reset Network Settings > select Reset Network Settings again to confirm. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE. Remove and re-add your cellular plan. Try removing and re-adding your cellular plan. On your iPhone, tap Watch > My Watch > Cellular > i > Remove > Remove > tap Add a New Plan to start afresh. Reset your Apple Watch. Resetting erases the current data from your watch which may clear unknown issues.Nov 13, 2021 · Your cellular data should immediately start working again. Contact your carrier's support if you have issues doing so, and consider limiting your data usage in the future to avoid running out again. 2. Ensure Airplane Mode Is Turned Off. Airplane mode disables your iPhone’s cellular, Wi-Fi, and Bluetooth connections. Nov 30, 2018 · Since the update my mobile data stopped working. I tried everything, changing the APN settings, toggling, talking to SAMSUNG India and US to no avail. Here is what was wrong: It seems like AT&T has 3G and 4G/LTE sims this problem is with their 3G sim it doesnt work with the new update unless you roll back to 3G APN settings. 10 Messages Wednesday, October 5th, 2022 2:18 AM Cellular Data Is Not Working Hi, I have two iPhone SE 2020s. One of the phone will not connect to cellular data from the day I receive them. Since I work out of home, I use my home wifi, but when I am outside and try to use the phone's cellular data, the 5G wheel keeps spinning but no connection.Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ...It would be a pleasure to assist you with reconnecting your data. As stated by our ACE Community member. To resume your data connection you will need to pay for the plan right away for it to work. If you have already paid for the new plan, it appears there may be something else causing this issue.If you have an iPhone 4 or higher and data is not working after taking these steps, please contact customer service for assistance at (888) 345-5509. If you have an Apple iPhone 3GS, data can be configured once the phone has been updated to iOS 5 or higher. These phones can then work for cellular data, however picture messaging cannot be ...SAHMED. tried 1. restore the phone erase and reset 2. Change the SIM (twice) 3. reset network settings 4. support team change to new number and internet start working but when they move back to old number no internet.May 7, 2021 · It would be a pleasure to assist you with reconnecting your data. As stated by our ACE Community member. To resume your data connection you will need to pay for the plan right away for it to work. If you have already paid for the new plan, it appears there may be something else causing this issue. Follow these tips if your mobile data isn't working Turn your phone off and back on. Make sure mobile data or cellular data is turned on. Disconnect from Wi-Fi ® to test your mobile data. Turn off airplane mode.Oct 17, 2022 · I am on AT&T with an iPhone 12, iOS version 16.0 (20A362). As of yesterday my cellular data stopped working — only WiFi will give me Internet. I’ve switched cellular connectivity on and off, up... Nov 30, 2018 · Since the update my mobile data stopped working. I tried everything, changing the APN settings, toggling, talking to SAMSUNG India and US to no avail. Here is what was wrong: It seems like AT&T has 3G and 4G/LTE sims this problem is with their 3G sim it doesnt work with the new update unless you roll back to 3G APN settings. Feb 13, 2023 · To use cellular data, make sure Data Roaming is turned on in your device settings. To call or send a message to the U.S., dial +1 followed by the 10-digit number. The “+” sign usually appears if you press and hold the “0” key on your dial pad. To call or send a message to another country, dial + (country code) followed by the local ... Find help for your AT&T Wireless℠ plan, international plan, or parental controls. Learn how to help your wireless signal with AT&T Cell Booster. Explore wireless add-ons, apps, and more. Apr 2, 2023 · Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ... Mar 21, 2023 · Options. 03-22-2023 10:00 AM in. Galaxy S23. For anyone else looking here with the same issue, I called T-mo and had them reset my network, this worked temporarily but the problem is back. You can call in and ask them to reset it for you, may help for a little bit or could fix your issue altogether. Im facing the same issue as well. I can text and talk but cannot access internet on my iphone. I tried all possible steps from online troubleshooting tool. Switched sim’s to different device and still no internet. Also, verified its not my iPhone phone problem, cause internet works with other at&t sim’s. My recent data usage is 0 if you ...Aug 23, 2023 · Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ... If you have an iPhone 4 or higher and data is not working after taking these steps, please contact customer service for assistance at (888) 345-5509. If you have an Apple iPhone 3GS, data can be configured once the phone has been updated to iOS 5 or higher. These phones can then work for cellular data, however picture messaging cannot be ...Oct 25, 2020 · Cellular data not working after upgrade. Switched from an 11 to a 12, both purchased from Apple, and cellular data does not work. I can make/receive calls and texts but cannot use data. Three calls with AT&T, restarted phone, toggled airplane mode and cellular options, and reset network settings. Was supposed to get a call back from someone ... Let’s meet in a Direct Message (DM) regarding your new iPhone 13 and its inability to use cellular data. Please check your Direct Message Inbox. It’s the chat icon next to the bell icon in the upper right corner of the Forums. Looking forward to helping you! Lar, AT&T Community SpecialistFeb 4, 2022 · Make sure you're properly inserting the SIM card and confirm that your cellular data is enabled. Resetting your network settings in your device will refresh your connection which will improve your service. Using your Samsung Galaxy S21, go to: Settings>General Management>Reset>Reset network settings. There's a device support tool we offer that ... Our Troubleshoot & Resolve Tool is a fantastic resource to use when you run into issues like this. Select the device you are using, and then under Service/network issues choose Internet. Another thing we do when you are experiencing data connection issues is to Reset Network Settings on all devices. Tap Settings> General> Reset> Reset Network ...If you have an iPhone 4 or higher and data is not working after taking these steps, please contact customer service for assistance at (888) 345-5509. If you have an Apple iPhone 3GS, data can be configured once the phone has been updated to iOS 5 or higher. These phones can then work for cellular data, however picture messaging cannot be ...Turn off airplane mode.Most phones show an airplane icon when airplane mode is on. Check your SIM card.You may have to take it out and put it back in if your phone displays Insert SIM or Emergency Call Only.@ATT even on Sunday you slow my internet on 5 devices so i cannot work! Pay your bill and you too can have your business shut down. Do not sign your business up to att. Stephen Dorsey (@ColorFaded) reported 25 minutes ago @ATT @ATTexplore How about we celebrate by getting faster Internet speeds. Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ...Reder’s suggestions on Fix Cellular Data Stopped Working – No Internet, Solution #1. Make Sure the Cellular/Mobile Data toggle is turned ON. Solution #2. Turn On Airplane Mode On and Turn off. Solution #3. Check for Carrier Update on your iPhone. Solution Fix #4. Restart your iPhone, Cellular iPad.My cellular data stopped working where I could only have coverage/receive messages/texts when I was in a wifi area. However, I could not access anything with wifi off and cellular on.New Member. •. 11 Messages. The tech at the ATT store today said this was not a problem with my phone; he thought it was something related to my ATT service. The reason he said this is he put a new SIM card in my phone and LTE still didn't work. Then he put that same (new) SIM card in a new device they had in the store and LTE still didn't work.How to Fix AT&T Cellular Data not Working: Start With Checking if your cellular data is turned on. Your access to AT&T cellular data is weak. Restart your Device. Turn Off Wi-Fi on your Device. Enable then Disable Airplane Mode. Remove your SIM, then Re-insert it. Reboot your Device With Data Roaming Turned On.SAHMED. tried 1. restore the phone erase and reset 2. Change the SIM (twice) 3. reset network settings 4. support team change to new number and internet start working but when they move back to old number no internet.Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ...I called them again and they told me they need to re-activate the SIM, so they did that and it's still not working. I tried Resetting my network, re-insert SIM, toggled cellular data and airplane mode on/off and also removed International Day Pass from my account, but still no luck. When I checked my data balance by dialing *3282* it says I ...Step 1: Connect your iPhone to a computer with the help of a cable and wait until your computer detects the device. If it doesn’t get detected, enter into the DFU restore mode to utilize the FixGo tool. Step 2: Download the latest firmware on your device and for this, click on “Download” button.To do this, go to settings and tap on “Wireless Networks” or “Connections.”. From there, switch on Airplane mode and turn off your phone. Wait for half a minute and then turn your mobile phone back on. Go to the same settings section and turn off Airplane mode. After that, check if your mobile data is working again.Make sure mobile data or cellular data is turned on. (This is important because if somehow your data was turned off, this would hinder your connection, so it's always good to just double-check that mobile data is enabled) Disconnect from Wi-Fi ® to test your mobile data. (This helps because tunring off Wi-Fi will ensure that this feature ...Dec 6, 2021 · 64.5K Messages. 2 years ago. You aren’t really connected to ATT’s network, even if it says ATT Mexico. You are still roaming and subject to whatever conditions are imposed on roaming by that carrier which could include reduced data speeds. See if you have the option of selecting what carrier you connect to. Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ...Aug 6, 2021 · Check your wireless usage to confirm data on your plan. Also, check out your AT&T Prepaid Coverage for connection and signal strength. Lastly, here is our helpful Troubleshoot And Resolve Tool to help fix your mobile data connection, go to Fix An Issue > Connection> Call& data quality/Internet and make sure you have correct device at Change Device. So, in this method, you need to enable the right network mode to fix Mobile data not working on Android. First, head to Settings > Mobile Data > Network Mode and switch to the appropriate network mode. 10. Reset Network Settings On Android. Resetting the network settings is another best thing you can do to resolve mobile data not working issues.It would be a pleasure to assist you with reconnecting your data. As stated by our ACE Community member. To resume your data connection you will need to pay for the plan right away for it to work. If you have already paid for the new plan, it appears there may be something else causing this issue.My cellular data stopped working where I could only have coverage/receive messages/texts when I was in a wifi area. However, I could not access anything with wifi off and cellular on.Sep 14, 2020 · Go to settings/general/about. What do you see for carrier? If not ATT, your APN settings are likely not correct. Resetting network settings normally fixes that but try a reboot too. Obviously, also make sure cellular data is on. Other than that, though, not much else you can do but call. Your line may not be provisioned correctly. Select your service. Wireless (mobile phone) AT&T Internet, AT&T Phone, or U-verse® TV. Get help with Wi-Fi® weak spots. Manage connected devices. Check for outages.Jun 19, 2022 · You will not lose data like pictures, videos, or text. iPhone: Settings>General>Reset>Reset network settings. Android: Settings>General Management>Reset>Reset network settings. Next, visit our AT&T Wireless Support webpage and select Get Suggestions. You'll be directed to the Fix an Issue section. Here is an in-depth guide to all the steps to follow when your cellular data isn’t working. 1. Check That Your Cellular Data is On. The first step is to check whether your cellular data is on. To do this: Open the settings app. Go to cellular, then cellular data. Tap on the toggle to turn cellular data on. It is grey when off and green when on.Jul 2, 2022 · It is now a safety concern as I need to be alone tomorrow and it is essential that I be able to use maps to navigate. Some texts are getting through but with a significant delay. A map will partially load and then just spin. I tried turning on and off all data and cellular settings. Turned off all app data except maps with no fix. Data over 5G just stopped working recently. I could reset my network settings and it would work for a few minutes then stop working again. I was able to switch Voice & Data to LTE and now apps and data are working. Settings -> Cellular -> Cellular Data Options -> Voice & Data -> LTE. 0.AT&T is an American telecommunications company, and the second largest provider of mobile services and the largest provider of fixed telephone services in the US. AT&T also offers television services under their U-verse brand. AT&T has near-national wireless coverage.Feb 24, 2022 · Check to see if any devices activate around the time you see service drops. Restart your device. Check out causes why your device may be slowing down. Give this a try and let us know what you find. While time of day can be a factor in impacting your cellular data strength, so, too, can other things like equipment and the environment. Oct 17, 2022 · I am on AT&T with an iPhone 12, iOS version 16.0 (20A362). As of yesterday my cellular data stopped working — only WiFi will give me Internet. I’ve switched cellular connectivity on and off, up... If you have an iPhone 4 or higher and data is not working after taking these steps, please contact customer service for assistance at (888) 345-5509. If you have an Apple iPhone 3GS, data can be configured once the phone has been updated to iOS 5 or higher. These phones can then work for cellular data, however picture messaging cannot be ... 1. From the home screen, select the Settings app. 2. Select Cellular. To turn cellular data on or off, select the Cellular Data switch. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE > desired option. Learn more from the Apple support article About cellular data settings and usage on your iPhone. 3. 1. From the home screen, select the Settings app. 2. Select Cellular. To turn cellular data on or off, select the Cellular Data switch. Note: To turn LTE data on or off select Cellular Data Options > Enable LTE > desired option. Learn more from the Apple support article About cellular data settings and usage on your iPhone. 3. formerlyknownas. Is your phone indicating that data is turned off? Or when you try to use data does it just load and load or say cannot connect to the network?. More information would be helpful. I'm connected but it just loads or says I'm not connected I have full bars and it says 5g.Hello vin24, let's get your International Day Pass working! Try rebooting your phone ( Press and hold the Power/Lock button, then select Restart .) As the ACE @formerlyknownas mentioned, try resetting network settings to refresh your connection to the network. Settings icon > scroll to and select General management > select Reset > Reset ...This is what I did. 1.Insert at&t prepaid sim card. 2.Go to Setting, General, and VPN. 3.Delete former VPN setting of another sim card. 4.Then restart iPhone. 5.Date will work under the new VPN setting. The setting will be automatically set up with the at&t sim card.Feb 4, 2022 · Make sure you're properly inserting the SIM card and confirm that your cellular data is enabled. Resetting your network settings in your device will refresh your connection which will improve your service. Using your Samsung Galaxy S21, go to: Settings>General Management>Reset>Reset network settings. There's a device support tool we offer that ... The closer to -120 dBm, the worse your signal. Let’s say you have -50 dBm signal outside (full bars) but have a building or factory lined with any or all types of metal: steel, aluminum, brass, copper, iron, etc. This means it can potentially subtract an additional -50 dBm once it reaches inside for a signal strength of -100 dBm (1-2 bars).May 7, 2021 · It would be a pleasure to assist you with reconnecting your data. As stated by our ACE Community member. To resume your data connection you will need to pay for the plan right away for it to work. If you have already paid for the new plan, it appears there may be something else causing this issue. Then, follow these steps on your phone: 1. Connect to Wi-Fi®. 2. Open Settings and look for Network, Connections, Mobile, or similar. 3. Find the option to download a SIM or eSIM. 4. Follow the prompts to scan the QR code on your eSIM activation card from AT&T.It is crucial to get in touch with AT&T if you are a client and have encountered an outage in order to report the problem and receive assistance. For updates on known outages in your area, visit their website. For the inconvenience, AT&T has occasionally given some customers credits and other forms of payment. Advertisement.Thank you for the information provided, we also recommend reinserting your SIM Card to reset your device and reset your network settings to refresh your connection. Go to Settings>General>Reset>Reset Network Settings. Also, let us know what type of device you are currently using to better assist you with troubleshooting steps.Dec 7, 2022 · Try a manual scan and select a network other than the one you're currently on. This won’t work in Mexico or Canada. Restart your device. If it has a removable battery, take it out and put it back in. Remove your laptop card if you’re using one, restart your laptop, and reinsert the card. Use the international coverage map to confirm data ... Jul 3, 2021 · The main option will be to reset your network settings. You can do this by going to: Settings > System > Advanced > Reset > Reset Wi-Fi, mobile & Bluetooth > RESET SETTINGS. After doing this, test to test if mobile data is working or not. Let us know if this helps! Collin, AT&T Community Specialist. 0. May 8, 2023 · AT&T Community Forums. Wireless. Features & Services. Data & Messaging Features, ... Cellular Data not working. Gift your grad endless possibilities. Celebrate right now and connect them to their brightest future.
Dec 7, 2022 · Follow these tips if your mobile data isn't working Turn your phone off and back on. Make sure mobile data or cellular data is turned on. Disconnect from Wi-Fi ® to test your mobile data. Turn off airplane mode. . Pomp
Sep 14, 2020 · Go to settings/general/about. What do you see for carrier? If not ATT, your APN settings are likely not correct. Resetting network settings normally fixes that but try a reboot too. Obviously, also make sure cellular data is on. Other than that, though, not much else you can do but call. Your line may not be provisioned correctly. The first one involves resetting your network settings as mentioned, by @sandblaster. This will be the seventh step on this page. This options resets Wi-Fi networks and passwords, cellular settings. Check out the steps below for additional steps to resolve your data connection. Go to Settings> Cellular Settings> Network> Reset Network.Android device data settings. To program your Android TM device with the correct settings: Tap your Settings menu. Choose either Wireless & Networks, More Networks, or Connections. Tap Mobile Networks, then Access Point Names. Find and select the option to add a new APN. You may find a plus (+) symbol on the screen, or tap the menu button.Mar 12, 2021 · If the cellular network is still not available on your iPhone or iPad, try restarting the device. For your iPad, just press the power button until the power off screen appears, then slide the power off icon right in order to initiate the shut down. For the iPhone, hold and press one of the volume buttons and the side button, then slide to power ... Find help for your AT&T Wireless℠ plan, international plan, or parental controls. Learn how to help your wireless signal with AT&T Cell Booster. Explore wireless add-ons, apps, and more. It would be a pleasure to assist you with reconnecting your data. As stated by our ACE Community member. To resume your data connection you will need to pay for the plan right away for it to work. If you have already paid for the new plan, it appears there may be something else causing this issue.Jun 19, 2022 · You will not lose data like pictures, videos, or text. iPhone: Settings>General>Reset>Reset network settings. Android: Settings>General Management>Reset>Reset network settings. Next, visit our AT&T Wireless Support webpage and select Get Suggestions. You'll be directed to the Fix an Issue section. I called them again and they told me they need to re-activate the SIM, so they did that and it's still not working. I tried Resetting my network, re-insert SIM, toggled cellular data and airplane mode on/off and also removed International Day Pass from my account, but still no luck. When I checked my data balance by dialing *3282* it says I ...Aug 23, 2023 · Swipe down from the top right side of the screen to reveal Control Center. If the cellular button is green, tap it, then tap it again after a few seconds. Check if cellular data is now working ... How to Fix AT&T Cellular Data not Working: Start With Checking if your cellular data is turned on. Your access to AT&T cellular data is weak. Restart your Device. Turn Off Wi-Fi on your Device. Enable then Disable Airplane Mode. Remove your SIM, then Re-insert it. Reboot your Device With Data Roaming Turned On.2. Check Cellular Data Settings. To be on the safe side, take a look at cellular data settings and make sure it is turned on. Go to "Settings -> Cellular/Mobile Data" and make sure the toggle next to "Cellular Data" or "Mobile Data" is turned on. If it's already on, turn it off and back on again. 3.Swipe down from the top right of the screen to see the Control Center and look for the Mobile Data icon, which is an antenna to the right of Airplane mode. If it's off, tap it to turn it on ...If the cellular network is still not available on your iPhone or iPad, try restarting the device. For your iPad, just press the power button until the power off screen appears, then slide the power off icon right in order to initiate the shut down. For the iPhone, hold and press one of the volume buttons and the side button, then slide to power ...Find help for your AT&T Wireless℠ plan, international plan, or parental controls. Learn how to help your wireless signal with AT&T Cell Booster. Explore wireless add-ons, apps, and more.Go to Settings -> Cellular and turn on the switch next to Cellular Data at the top of screen. You’ll know Cellular Data in on when the switch is green. If Cellular Data is already on, try toggling the switch off and back on. This will give Cellular Data a fresh start, just in case it’s not working because of a minor software glitch..