Apple

Unsigned IPSW files cannot be installed: Apple only authorizes iOS versions it still signs. Why restores fail with error 3194, and the signed routes that work.

Purchased music missing after Apple Music? Sign in with the right Apple Account, unhide purchases, authorize your computer and redownload iTunes songs on any device.

The best charger for iPhone 17 Pro Max is a 40W or higher USB-C PD adapter for 50% in 20 minutes, or MagSafe with a 30W adapter for 25W wireless charging.

UNiDAYS purchases at Apple have yearly limits: one Mac desktop, one Mac mini, one MacBook, one display, two iPads, one Apple Watch and two accessories.

How to unlock iPhone when you forgot the passcode, see iPhone Unavailable, hit Activation Lock or a carrier lock, with Apple’s official steps for each lock.

“iPhone is findable” means the iPhone is off but Find My can still locate it. Charge it for an hour, force restart it, and fix the cable, port or heat.

iCloud login loop on Windows 11? Update iCloud from the Microsoft Store, fix the clock, sign out and back in, then repair, reset or reinstall the app.

Transfer pictures from a desktop to iPhone with the Apple Devices app on Windows, Finder on Mac, iCloud Photos or AirDrop, plus fixes when photos do not appear.

Mail wants to sign using key privateKey in your keychain? Enter your Mac password and click Always Allow, or send unsigned and sync your keychain.

Create a secondary email account under iCloud with an @icloud.com alias that shares your inbox and Apple Account. Steps, limits, and when to change instead.

View messages on iCloud by turning on Messages in iCloud and opening the Messages app. Why iCloud.com has no Messages, plus Mac, PC and sync fixes.

Does a factory reset deactivate Find My iPhone? Only an erase done on the iPhone with your Apple Account password does. Recovery mode and remote erase keep it on.