These settings only apply to the inactivity. For the manual reset see the setting in the Styling.

The 'Popup' category contains the following settings:

settings popup
  1. Check the option 'Show reset popup' to display a reset popup after no input has been detected for some time

  2. Enter the time (in seconds) for the inactivity to last before the reset popup will be shown. If during this time no user interaction has occurred, a modal will be shown asking the user to continue or to return to the beginning of the survey:

resetmodal timed
The time for the user to choose whether to reset or not is always 30 seconds.