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The purpose of a filter is to follow a live stream, tailored to your preference.
To activate a filter, click on the filter button in the top bar of a content box. Choose your options and click OK to confirm or CANCEL to close this screen.
To start over with an empty filter, click on RESET and confirm with OK.
If no checkbox is checked, the system will assume you want to see everything.
An active filter will be indicated by a white dot on the filter icon.