Knowledge base
Search everything at once, or narrow down by the same departments and categories you use when opening a ticket.
Browse step-by-step
Under Browse by topic, use Organization → Department → Category → Type → System to jump to any level—or open the full browser.
Open topic browserRecently updated
- How to manage notifications on iPhone or iPad
- How to enable or disable Focus mode
- How to use AirDrop safely
- How to use mobile hotspot on iPhone or iPad
- How to check battery health on iPhone or iPad
- How to troubleshoot poor battery life on iPhone or iPad
- How to troubleshoot microphone issues on iPhone or iPad
- How to troubleshoot camera issues on iPhone or iPad
- How to reset network settings on iPhone or iPad
- How to find your iPhone or iPad serial number
- How to prepare an iPhone or iPad for support
- How to check your iOS or iPadOS version
- How to update iOS or iPadOS
- How to restart an iPhone or iPad
- How to force close an app on iPhone or iPad
- How to connect to Wi-Fi on iPhone or iPad
- How to forget a Wi-Fi network on iPhone or iPad
- How to check your macOS version
- How to update macOS
- How to restart a Mac safely