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. Jul 16, 2018 · Cellular data not working I have an iPhone 6s plus and my data is not working unless im on wifi to use the internet. Ive tried everything to reset it im on an prepaid unlimited plan I was on the att store for hours and no one knows how to fix this problem. Cellular data not working I have an iPhone 6s plus and my data is not working unless im on wifi to use the internet. Ive tried everything to reset it im on an prepaid unlimited plan I was on the att store for hours and no one knows how to fix this problem.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 ... 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. Check your mobile plan. Inspect the SIM card. It could be Google. Outages and reception. Reset the APN. Reset settings. Factory data reset. Seek professional help. Editor’s note: Some of the ...Open the Settings app. Tap Cellular. Make sure Cellular Data is toggled on. Make sure the apps you want to use cellular data for are toggled on. Note: if you are traveling internationally, follow these steps to make sure your iPhone is set up for data roaming: Opening the Settings app. Tap Cellular.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 SpecialistOptions. 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.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.Mobile data down all day today until around 6pm when the 4G icon briefly appeared for about 10 seconds then disappeared. I walked the 1000 meters today outside and did not get any mobile data or 4G. I only can text and make phone calls. That is it right now. Mobile data/4G will probably turn on around 10pm like it did yesterday.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.Jul 18, 2022 · I have tried all of those solutions. I live in Los Angeles and my cellular data works just fine there. I’ve been in Las Vegas for about two weeks and my cellular data stops working out of nowhere. I have an iPhone 12 and my zip code where I’m located right now is 89030. In 2004? Cingular didn’t have data plans that rolled over back then. 2G and 3G phones were still a thing, and QWERTY feature phones had yet to take over. Call minutes, yes. Not data. Those plans are long gone as they would have been forced onto smartphone data plans if they got a smartphone somewhere after 2007.Find outages in your area 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 outagesFind 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.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. Aug 8, 2022 · Restart your device - If a power cycle does not resolve your issue, perform a device restart. Press and hold the Volume down and Side buttons, then select Restart > Restart. It's very important that you backup/restore your data and files after the factory reset. Select the SETTINGS tab, then scroll to and select About Gear. Oct 1, 2022 · If your plan uses an eSIM, follow these steps: On the new iPad, go to Settings > Cellular Data > Set up Cellular Data. If you see a Transfer button next to the carrier you want, tap it. Then follow the directions to transfer service. You might need to wait a few minutes for the activation to complete. If you don’t see a Transfer button, or if ... 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.Cellular data not working. Out of nowhere, my cellular data stopped loading anything despite “5ge” being in the corner with full bars. I’ve tried powering off my phone, taking the SIM card out, nothing is working. I can’t troubleshoot the network because I would have to sign in and I do not pay for this account. My dad does.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.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 ...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.Use the AT&T Network Coverage Map. It's easy to check our network coverage in your location: Go to the AT&T Network Coverage Map. Enter an address, state, or ZIP Code, and select the search icon. We'll show you what type of coverage is available. In an area with limited or no coverage?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.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.Find outages in your area 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 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.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.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 ...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 ... 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.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.May 10, 2022 · Settings icon > scroll to and select General management > select Reset > Reset network settings > Reset settings > select Reset to confirm. If that does not work, go into cellular settings and see if you can select a carrier. If neither works, you may need to add the international pay per use feature to your line. 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.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 ...iPad is not connect to cellular. Recently anytime I disconnect my iPad from the cellular network it won’t recognize the cellular connection. It worked perfect until a couple of weeks ago. For a bit turning it off and back on worked but now it is not. I have reset the network settings, turned on airplane mode and everything, but nothing works.Wait 1 minute. Then press and hold the power button until the Apple logo appears. 3. Update your carrier settings. Sometimes your carrier may release updates that are designed to improve your cellular data performance. Check to see if there is an update and if there is an update, update your carrier settings.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. 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.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.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 ... 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).Restart your device - If a power cycle does not resolve your issue, perform a device restart. Press and hold the Volume down and Side buttons, then select Restart > Restart. It's very important that you backup/restore your data and files after the factory reset. Select the SETTINGS tab, then scroll to and select About Gear.Oct 24, 2022 · 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. 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 ...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 ...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. Oct 21, 2019 · 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. 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 ...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 ...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.@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 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 ...Jan 12, 2023 · Open the Settings app. Tap Cellular. Make sure Cellular Data is toggled on. Make sure the apps you want to use cellular data for are toggled on. Note: if you are traveling internationally, follow these steps to make sure your iPhone is set up for data roaming: Opening the Settings app. Tap Cellular. 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.Use the AT&T Network Coverage Map. It's easy to check our network coverage in your location: Go to the AT&T Network Coverage Map. Enter an address, state, or ZIP Code, and select the search icon. We'll show you what type of coverage is available. In an area with limited or no coverage?Jan 12, 2023 · Open the Settings app. Tap Cellular. Make sure Cellular Data is toggled on. Make sure the apps you want to use cellular data for are toggled on. Note: if you are traveling internationally, follow these steps to make sure your iPhone is set up for data roaming: Opening the Settings app. Tap Cellular. Dec 16, 2022 · 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. 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.May 13, 2022 · 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. 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.May 31, 2023 · 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. Jul 22, 2014 · I apologize that you are having issues with your iPad not connecting to data. The first step I would try is resetting your network settings. You can do this by tapping on settings - general - reset - reset network settings. This forces your iPad to re-register its network settings. This fixes the problem about 99% of the time. Jul 18, 2022 · I have tried all of those solutions. I live in Los Angeles and my cellular data works just fine there. I’ve been in Las Vegas for about two weeks and my cellular data stops working out of nowhere. I have an iPhone 12 and my zip code where I’m located right now is 89030. 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.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.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 SpecialistRestart your device - If a power cycle does not resolve your issue, perform a device restart. Press and hold the Volume down and Side buttons, then select Restart > Restart. It's very important that you backup/restore your data and files after the factory reset. Select the SETTINGS tab, then scroll to and select About Gear.Jun 13, 2018 · 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. 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. Jul 25, 2021 · Go to Settings > General > Reset > Reset Network Settings, this refreshes your network. We also recommend our Troubleshoot And Resolve Tool > Fix An Issue > Connection > Messaging & Internet, to assist fix your cellular connectivity and message service. Let us know if this is helpful! Thank you for reaching out to the community! 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.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.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 ... 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 ... 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.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.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. Dec 16, 2022 · 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. If your plan uses an eSIM, follow these steps: On the new iPad, go to Settings > Cellular Data > Set up Cellular Data. If you see a Transfer button next to the carrier you want, tap it. Then follow the directions to transfer service. You might need to wait a few minutes for the activation to complete. If you don’t see a Transfer button, or if ...Nov 10, 2021 · 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. Oct 21, 2019 · 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.
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.. Why donpercent27t you be you and ipercent27ll be me
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.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 ...Jul 25, 2023 · This feature could still be turned on if you have no data connection. If Airplane Mode is turned off, you can try turning it on and off again. A cycle in and out of this mode has been known to fix mobile connections for some people. Disable Wi-Fi. This shouldn't happen, but sometimes it does, especially on older iPhone models. 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 ...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. 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.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 ...Properly working cellular service is important during electrical power loss, @Aurora69! Let's look into what's disrupting your iPhones' communication in a power outage. If you're at home and your devices are connected via Wi-Fi Calling , when power is unavailable, you will want to keep an eye on your network connection strength which is ...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. 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.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 ... Jul 18, 2022 · I have tried all of those solutions. I live in Los Angeles and my cellular data works just fine there. I’ve been in Las Vegas for about two weeks and my cellular data stops working out of nowhere. I have an iPhone 12 and my zip code where I’m located right now is 89030. Dec 10, 2022 · 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. 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.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. .