You can set up call time alerts to notify you about the desired minutes.
Setting call time alerts on Asus Zenfone 4 Max ZC520KL as follows:
Step 1: Access settings and choose call settings.

Access settings and select call settings.
Step 2: Choose conversation time alert settings.

Select conversation time alert settings.
Step 3: Enable conversation time alerts.

Enable conversation time alerts.
Step 4: Set up alert timing.

Set up alert timing.
Congratulations! Your setup process is complete. Wishing you success.
