They need to be very close for the feature to work. Try moving your Apple Watch closer to your Mac.Settings > iCloud > Keychain - turn on iCloud Keychain. On your iPhone, check that iCloud Keychain is enabled:.If these settings are already enabled, it may help to disable and re-enable Handoff on each device.On your Mac, go to: System Preferences > General - near the bottom, check the option for "Allow Handoff between this Mac and your iCloud devices".On your iPhone, go to: Settings > General > Handoff.Check that Handoff is enabled on each of your iPhone and your Mac:.If the option is presently enabled, try turning off Unlock with iPhone.On your iPhone, open the Watch app, then tap Passcode.Check that your Apple Watch is using a passcode:.It may help to sign out and sign back in on your Mac.On your iPhone, open the Apple Watch app, then go to General > Apple ID.On your Mac, choose Apple menu () > System Preferences, then click iCloud.Check that your Mac and Apple Watch are signed in to iCloud with the same Apple ID:.If you are currently instead using two-step verification, follow the instructions here to turn it off (under "How do I turn off two-step verification?") before enabling two-factor authentication:įrequently asked questions about two-step verification for Apple ID - Apple Support.Two-factor authentication for Apple ID - Apple Support.Check that your Apple ID is using two-factor authentication (as opposed to two-step verification):.When viewing the time on your watch, swipe up on the watch face to open Control Centre > check that your watch states Connected with the icon of a green phone. Check that your Apple Watch is connected to your iPhone via Bluetooth:.Check that your Apple Watch is on your wrist and unlocked.Check that your Mac and iPhone are connected to the same 2.4GHz Wi-Fi network.On your iPhone: check that both Bluetooth and Wi-Fi are enabled:.On your Mac: check that both Bluetooth and Wi-Fi are enabled.