External Drive Won’t Mount on Mac After Tahoe
External drive not mounting after macOS Tahoe? Fix the ghost drive bug with Finder settings, the Accessories toggle, diskutil, and safe recovery steps.

Pick your device to see every fix in one place.
External drive not mounting after macOS Tahoe? Fix the ghost drive bug with Finder settings, the Accessories toggle, diskutil, and safe recovery steps.
Time Machine stopped backing up to your NAS after macOS Tahoe? It is the new SMB signing handshake. Here is how to fix it safely, NAS side first.
Wireless CarPlay keeps dropping after iOS 26, especially on iPhone 17? Here are the fixes that actually work, easiest first, plus when it is the car.
No Service or 5G gone after the iOS 26 update? Work through Apple-backed fixes in order, from an Airplane Mode toggle to a network reset and your carrier.
AirDrop not working between your iPhone and Mac after iOS 26 or Tahoe? A device not appearing is usually one setting. Here is how to fix it.
iPhone System Data ballooning to 50GB or more after iOS 26 and filling your phone? Most settles on its own, and the runaway bug is fixed in 26.1. Here is how.
Texts to Android failing after iOS 26.5, stuck at 95% or Not Delivered, especially from your Mac, iPad, or Watch? Here is what broke and how to fix it.
After iOS 26.5, people reported failing RCS texts, battery drain, and lag. Here is every real problem and the fix for each, plus the one Apple patched.
iPhone messages vanished after iOS 26? Most are not deleted, just in Recently Deleted, hidden by a filter, or still syncing. Here is how to find them.
Apple Watch stuck on Verifying or the Apple logo, or won’t update to watchOS 26? Most are not actually stuck. Restarting both devices fixes most cases.