Yes, you can disable Account lock by following the below steps:
Log in to your account.
Navigate to ‘Settings’.
Click the toggle against ‘Account lock’.
You will receive a One Time Password at your registered email address. You need to enter and confirm this One Time Password on the portal to verify your identity.
The Account lock will be disabled once the above steps are completed successfully.
Once you’ve performed actions like SIM swap and port out, it’s strongly advised to lock your account again.