iPhone “Unable to Communicate With Apple Watch” for Unlock With Apple Watch

Last Updated on Apr 26, 2021

In Face ID unlocking with Mask Using Apple Watch Feature update, Several Apple Watch users reported the same error on their iPhone “Unable to communicate with apple watch” while enabling the option for Use Apple Watch to unlock iPhone when Face ID Detects a Face. Make sure your iPhone and Apple Watch updated to iOS 14.5 and WatchOS 7.4 Respectively.

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Follow the below troubleshooting and Successfully enable and use Apple Watch to unlock your iPhone lock screen while Face ID detects a Face and apple watch in your Wrist.

Troubleshooting:- Apple Watch Toggle Won’t Enable Under Unlock with Apple Watch

iPhone Settings for Enable Unlock iPhone with Apple Watch While Mask on Face: Settings > Face ID & Passcode > Enable “Apple Watch” Toggle under the unlock with apple watch section.

1: Apple Watch is Update with the latest WatchOS 7.4 or later. Check from Apple Watch Settings (Press Digital Crown button and Tap on Settings Gear icon from apple watch Home screen > General > About > Version)

2: Bluetooth must be enabled on your iPhone Settings. [Settings app on iPhone > Bluetooth > Enable Bluetooth toggle, Try Again]

3: Your Apple Watch must be nearby.

4: Your Apple Watch Must be on your Wrist and Unlocked.

5: Apple Watch must be protected with passcode [Go Apple Watch Settings > Passcode > Turn Passcode On].


6: Once you set up your iPhone for This feature, Your iPhone may ask to Enter a Passcode or Face ID to Unlock With an apple watch to unlock the very first time.asking-for-enter-passcode-or-face-id-after-enable-unlock-iphone-using-apple-watch-when-mask-on-face

7: Try After hard Reboot your iPhone and Hard Reboot Apple Watch.
for iPhone: iPhone 7 or later, Quickly Press and Release Volume up button and Volume down button, Then only press and hold the side power button until you see the Apple logo on the screen. Now, Wait to Turn on your iPhone automatically.

For Apple Watch: Press and Hold Side Button and Digital Crown button until you see the Apple logo on the screen.

8: Toggle Airplane mode on iPhone. By Turn, On-Off Airplane mode on iPhone reset the network connection between Apple Watch and iPhone. if your apple watch might be WiFi or Cellular model.

  1. Swipe your finger down to open the control center on your iPhone. and Tap on the AirPlane icon and turn it off. After a wait for few seconds.
  2. Again Tap on the Airplane icon to disable airplane mode.
    And Test again.

9: Apple Watch is connected with iPhone

  1. if your apple watch is connected successfully with your iPhone.
  2. Then, You will see the Green iPhone icon on your apple watch control center instead of the Red icon.
  3. Swipe up finger on Apple Watch Face > See the Phone icon is appears green or not.iphone-connected-with-apple-watch

10: Switch to WiFi Network. And Try to Enable this feature from the iPhone settings app.

Hope you get the important fix on iPhone Unable to Communicate with Apple watch Error. Unlock iPhone using Apple Watch when Face ID on iPhone detect mask on Face.

Jaysukh Patel is the founder of howtoisolve. Also self Professional Developer, Techno lover mainly for iPhone, iPad, iPod Touch and iOS, Jaysukh is one of responsible person in his family. Contact On: [email protected] [OR] [email protected]

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