Turning off password logins on a Mac is easy to do. You can disable password login by accessing System Preferences and making a number of changes to the Users & Group settings. If FileVault is on, you must first disable it before you can turn off password login.
Step
Part 1 of 2: Disabling FileVault
Step 1. Click the Apple icon
The icon is the Apple logo in the upper-left corner of the menu bar (menu bar).
Step 2. Select System Preferences
Step 3. Click the home-shaped "Security & Privacy" icon
Step 4. Click FileVault
Step 5. Click the padlock-shaped icon in the lower left corner
Step 6. Enter the password
Step 7. Click Unlock
Step 8. Click Turn Off FileVault
Step 9. Click Restart & Turn off Encryption
The Mac computer will restart.
Part 2 of 2: Disabling Automatic Login
Step 1. Click the Apple icon
It's an Apple logo icon in the top-left corner of the menu bar.
Step 2. Select System Preferences
Step 3. Click the "Users & Groups" icon which is a silhouette of a person
Step 4. Log in as administrator by clicking on the padlock-shaped icon
It's in the lower-left corner.
- Enter the password.
- Click Unlock or press Enter key.
Step 5. Click Login Options
This option is at the bottom of the left-hand panel.
Step 6. Click the "Automatic login" drop-down menu
Step 7. Click a user account
Step 8. Enter the password
Step 9. Press Enter key
Now this user account has been set up to log in automatically without entering a password.