Disabling password entry on Mac is pretty simple. To do this, you just need to go to "System Preferences" and make a few changes to the "Accounts" parameters. If you have FileVault enabled, you will need to disable this disk encryption system before disabling password entry.
Steps
Part 1 of 2: Turn off FileVault

Step 1. Click on the Apple logo in the upper left corner of the menu bar

Step 2. Click on System Preferences

Step 3. Click on the "Protection and Security" icon in the form of a house

Step 4. Click on FileVault

Step 5. Click on the lock-shaped icon in the lower left corner of the window

Step 6. Enter your password

Step 7. Click OK

Step 8. Click Turn Off FileVault

Step 9. Click on Restart and turn off encryption
Your Mac will restart.
Part 2 of 2: Disable Automatic Authentication

Step 1. Click on the Apple logo in the upper left corner of the menu bar

Step 2. Click on System Preferences

Step 3. Click on the "Accounts" icon in the form of a silhouette of a person

Step 4. Click on the lock icon in the lower left corner of the window to log in as an administrator
- Enter password.
- Click on OK or ↵ Enter.

Step 5. Click on Login Options in the left pane at the bottom

Step 6. Click on the "Auto Login" dropdown menu

Step 7. Click on Account

Step 8. Enter your password

Step 9. Press ↵ Enter
The selected user will log in automatically without entering a password.