If you want to create a filter for the whole report, instead of applying them one by one to your widgets, you would need to create a source filter for that. You can click here to find a step-by-step guide on how to do that.
Here is a list of integrations that support a source filter:
Google Analytics 4
Google Display & Video 360
Yahoo Ads Japan
If you have any questions regarding this or anything else, don't hesitate to reach out!