To edit Mass Verification Settings, click on your username at the top-right of the screen (1) and then click Settings (2):
If “Settings” is not visible in your menu, contact your system administrator to request access.
Under the header System Parameters, scroll down until you find the 3 settings MASS_VERIFICATION_INTERVAL, MASS_VERIFICATION_INTERVAL_RED and MASS_VERIFICATION_INTERVAL_YELLOW:
You can edit these settings by clicking on the number value and entering you own number value, once you have clicked out of the value field your changes will be saved