Restart, Force Restart or Unpair: Which Apple Watch Reset to Use

There are three resets on an Apple Watch and they are not interchangeable: a normal restart for a watch that still responds, a force restart only for one that is frozen, and unpairing as a last resort that erases the Watch and restores it from a backup. Always start with the gentlest one that could fix your problem.

Restart: the first thing to try

Hold the side button until the sliders appear, drag Power Off, wait for the screen to go dark, then hold the side button again until the Apple logo appears. It fixes stuck apps, notifications that stopped arriving, a complication showing stale data and most odd behaviour after an update. Nothing is lost.

Force restart: only when the screen is frozen

Hold the side button and the Digital Crown together for about ten seconds, until the Apple logo appears. Use it only when the Watch does not respond to the normal restart — a force restart interrupts whatever the watch was doing, and Apple warns against it while a watchOS update is installing, which can leave the watch needing service.

If the Watch is stuck on the Apple logo or a progress wheel after an update, put it on the charger and leave it for an hour before doing anything at all.

Erase all content and settings: a clean watch, same pairing

In Settings > General > Reset. This wipes the Watch but does not touch the pairing record on your iPhone. In practice it is rarely the right tool — unpairing does the same thing and makes a backup first, which is why Apple's own instructions point there instead.

Unpair and re-pair: the last resort that keeps your data

Do it from the Watch app on the iPhone, not from the Watch, because that route makes a fresh backup and removes the activation lock properly. Your settings, app layout, health data and activity history come back when you restore from that backup. Set aside half an hour: your apps re-download afterwards.

Reach for it only after a restart, a force restart and the specific checks for your problem have all failed.

Which one for which symptom

• One app misbehaving: close it, then a normal restart.
• Notifications stopped: check Focus and wrist detection first, then a restart.
• Frozen, black or unresponsive screen: force restart.
• Stuck mid-update: charger, an hour of patience, then force restart.
• Persistent sync or pairing failure after everything else: unpair and re-pair.

Q: How do I force restart an Apple Watch?
A: Hold the side button and Digital Crown together for about ten seconds until the Apple logo appears — and never while an update is installing.

Q: Does unpairing an Apple Watch delete my data?
A: It erases the Watch, but unpairing from the iPhone's Watch app backs it up first, and restoring that backup brings your data back.

Q: What is the difference between restart and force restart?
A: A restart shuts the Watch down cleanly and is safe anytime. A force restart cuts it off mid-task and is only for a frozen watch.

Q: My Watch is stuck on the Apple logo. What now?
A: Put it on the charger for an hour first. If it is still stuck, force restart.

Restoring from a backup brings your iWatchly apps back; files you had saved to the Watch download again from your library.