You can create a filter that will automatically turn off the modifications after some time. This way, you don't need to worry about forgetting to turn off ModHeader at the end of your work day.
How to use Time filter
Click on the
at the top and select Time filter.
Adjust the expiration time as needed.
Modifications will be active as long as the current time has not expired yet. Once the current time has passed the expiration time, all modifications in the current profile will be turned off automatically.