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Learn how to sync apps on an iPhone running Apple iOS 15. 


Background data

  1. From the Home screen, tap Settings > General > Background App Refresh.
  2. To turn on or off for a specific app, tap the switch next to the app name.
  3. To change settings for all apps, tap Background App Refresh and choose from the following:
    • Off
    • Wi-Fi
    • Wi-Fi & Cellular Data


Sync apps & accounts

  1. From the Home screen, tap Settings > Passwords.
  2. Tap to and follow any additional prompts or tap Edit on an existing account to edit it.

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