How to Unlock your Mac using Apple watch

Apple’s “Auto unlock” feature allows you to quickly access your Mac without having to type in the password, with the help of your Apple watch. Now do keep in mind that, to Unlock Mac using Apple watch your Mac should be running macOS Sierra 10.12 or later and Apple watch running watchOS 3 or later. Also to check if “Auto Unlock” is supported on your Mac or not,

  1. Click on the Apple icon () in the upper left corner of your screen
  2. Select About this Mac in the drop-down menu and click on System Report in the Overview tab
  3. Now scroll down till you find Wi-Fi, select it and look for “Auto Unlock: Supported” on the right



Now before setting up Auto Unlock, we would recommend you to update your Apple devices to their latest OS. Another thing to keep in mind is that this feature requires you to enable “Two-factor authentication”.

Make sure your Mac is connected to Wi-Fi and enable Bluetooth. To make the “Auto Unlock” feature work, you’ll need to sign in, into your iCloud account on both your Mac and Apple watch with the same Apple ID. Next, your Mac and Apple watch needs to have a passcode.

How to Enable Auto Unlock

First, put on your Apple watch on your wrist and unlock your watch. This lets your Mac find and register the watch and enable the “Auto Unlock” feature.

  1. Open System Preferences > Security & Privacy
  2. Click on General tab and select Allow your Apple watch to unlock your Mac checkboxenable-allow-auto-unlock
  3. Enter your iCloud Preferences password

Unlock Mac using Apple watch

And that’s it, now restart your Mac and enter your password one-time, after which your Apple watch will take care of it.

If you don’t see the Allow your Apple watch to unlock your Mac option in Security & Privacy, it may be due to following reasons,

  1. Two-factor authentication is turned Off
  2. Your Apple watch is not updated to watchOS 3
  3. Mac and Apple watch are not signed in with same Apple ID
  4. Your Mac or Apple watch doesn’t have a passcode enabled
  5. Bluetooth is not enabled on Mac
  6. Auto Unlock feature is not supported on your Mac

NOTE: Keep in mind that to unlock Mac using Apple watch, it needs to be on your wrist.