Filters applied to dashboards will be saved for future access, but can be changed whenever you want.
To apply a filter, go to a dashboard and click "Filters".
In the main menu “Dashboard” choose the panel you want to visualize.
In the upper right corner, click on the “Filters” button
The possible filters of the dashboard will be shown. These filters will be applied to all indicators. Let's select the "Period" filter, so that the report will always show information from the last 7 days.
Click "Filter" to close the filter settings and apply to the report. The applied filters will be shown here: