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Oct 21, 2024 · Did you receive a message that your SIM card swap didn’t work or that your device won’t work on AT&T’s network? Find out why.
Jan 24, 2022 · I can confirm that the SIM card is new AT&T SIM profile and it is not supported in MR1100 APN database. Please log in to WebUI and change or edit the APN. If it is regular AT&T LTE service, please use broadband
Oct 5, 2023 · Many devices use a physical SIM card that is already inserted in the device. If you use a different SIM, you might not be able to access our wireless network or use all our network features. If your SIM isn’t already inserted, learn how to put it in. Go to Device Support. Choose your device.
Aug 27, 2022 · If the router has a SIM-card reader and thus supports cellular is should have a web interface for configuring the SIM PIN. Alternatively you can use your old phone to change the SIM PIN. usually there should be also an option to disable the PIN.
- Check AT&T Service Status. Before diving into troubleshooting, visit the AT&T Outage Page or contact AT&T customer support to ensure there are no reported outages in your area that might be affecting your service.
- Restart Your Router or Gateway. A simple restart can often resolve connectivity issues. Allow a few minutes for the device to reboot and try reconnecting to the Wi-Fi network.
- Check for Physical Obstructions. Ensure that your router is in an open space and ideally placed in a central location in your home to provide the best coverage.
- Check AT&T Wi-Fi Network Information. To find your default Wi-Fi network information, look at the label on your AT&T Wi-Fi gateway or All-Fi™ Hub.
Aug 20, 2024 · Make sure your device is connected to Wi-Fi®. Go to Manage my SIM. Sign in, if asked. Choose Switch to change devices if needed. Select Get a new eSIM, then Get started. What if I don’t get a notification on my device (or I accidentally deleted it)? You can start the eSIM download from your myAT&T account.
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Apr 20, 2021 · Restart the router with the SIM card inserted. Reset the router by pressing and holding the RESET pinhole for 10s until all LED lights flash off then back on. Put the sim card into a smartphone, confirm that it is working well on the phone. Try using another SIM card if that is possible.
