You can turn off Passcodes, but some features that require security protections such as Apple Pay will not work. For the Watch:
- Open the Settings app
on your Apple Watch. - Tap Passcode, then tap Turn Passcode Off.
You can also open the Apple Watch app on your iPhone, tap My Watch, tap Passcode, then tap Turn Passcode Off.
On the iPhone/iPad:
- Go to Settings FaceID/TouchID & Passcode
- Choose the option to Turn Off Passcode.
If your device is stolen, the thief will have access to your information including the names and email addresses of all of your contacts and can also permanently delete data such as your photos.