In the column of "My Watch", please click "General".
Then at the bottom of the general list, click Restore.
Then in the Restore list, click Erase All Contents and Settings.
Finally, click "Clear all contents and settings". Finally, after the restoration is successful, you can connect it with the matching Apple mobile phone.
What if Apple forgets the password or enters the wrong password many times? Watches are disabled. Can I use Apple on my iPhone? The watch application allows you to enter your password again. If you still can't remember the password, you can restore Apple Watch, reset the password, and then restore Apple from backup? Look. Restore the apple? Watch will clear the above contents and settings, but will replace your data and settings with backups.
Important If erasing data is turned on, after 10 failed password attempts, Apple? The data on the watch will be deleted.