To change the type of password used in the dfndr security’s Applock, open the app, tap on Tools tab and select the Applock feature.
1- Enter your pattern.
2- Tap on “Settings” .
3- Select “Change your password“.
4- Select “USE A NUMERICAL PASSWORD” at the bottom of the screen.
5- Create a 4-digit numeric password.
6- Reenter the password to confirm.
Now, just select “FINISH” and it’s ready!