In DFNDR you can change the lock time of the applications that you have locked by following the steps below:
Open DFNDR, tap on TOOLS tab and select the Vault feature.
Enter your pattern or numerical password.
Tap on "Settings" (engine icon).
Select "When to block apps".
Select your preffered option.
Ready! Now your applications will be locked by DFNDR's Vault at the desired moment. This change can be made at any time.