How To lock iPhone Screen.

Step 1. Go to settings & Set the password as per your choice

Step 2. You can go for Touch ID and Passcode, or Face ID and Passcode, or Passcode & Click on Turn Passcode On

Step 3. Enter the six figure pass-code that will  be needed whenever you’ll unlock the phone. You can also choose other  options for lock screen password which is easily useable to you

Step 4. Rewrite the passcode and confirm it on verification step Now It’ll ask you to enter Apple ID password to use your new passcode instead of Apple ID passcode

For Last Step Click Below