On your Samsung smartphone
From the Messaging app:
- Tap Settings, then More settings, then Restart AT&T Messages Backup & Sync, and finally RESTART.
- Tap the Home button, wait a few moments, and then tap the Messaging app. You should see Your text and picture messages are securely backed up in the AT&T cloud for up to 90 days.
- Select SYNC MESSAGES. Your messages will resume syncing to the AT&T cloud and you’re good to go.
On your LG smartphone
From the Messaging app:
- Tap Settings and then AT&T Messages Backup & Sync.
- Determine if your phone was affected. If you see:
- Your text and picture messages are securely backed up in the AT&T cloud for up to 90 days – You’re good to go. You don’t have to make any changes.
- Hmm, we're having trouble syncing with the cloud right now – Your messages aren’t syncing. Go to step 3.
- Tap the Home button, then tap Settings, then General, then Apps & Notifications, and finally App Info.
- From the options menu (3 stacked dots) choose Show System, then Messages Backup & Sync, then Storage, and finally Clear Data.
- Tap the Home button, wait a few moments, and then tap the Messaging app. You should see Your text and picture messages are securely backed up in the AT&T cloud for up to 90 days.
- Select Sync messages. Your messages will resume syncing to the AT&T cloud and you’re good to go.
On your smartwatch
If you have an AT&T NumberSync smartwatch that isn’t syncing messages:
- Tap Settings, then Connections, then AT&T NumberSync, and finally Deactivate.
- Select Deactivate and turn your watch off and back on.
- Tap Settings after your watch turns back on, then tap Connections, then AT&T NumberSync, and finally Get Started.
- Select Get Started to get a sync code.
Next stepsOn your smartphone paired with the watch:
- Open the lock screen and an AT&T sign-in page will appear.
- Enter the user ID and password for the smartphone number you want to sync the watch with.
- Enter the sync code from your watch. (You may see a page that says Sync devices with NumberSync and then Sync watch before you can enter the sync code.)
- Read the important info about NumberSync and check the box.
- Tap Sync. You’ll see a message on your watch that you’re successfully using AT&T NumberSync.