### Steps to reproduce <!--- Provide a link to a live example or a clear set of steps to reproduce the issue --> 1. Install AdGuard 7.6.1 2. Only the "Browsing Security" module is switched on. 3. The filter update interval is set at default. ### Expected behavior <!--- Tell us what should happen --> Filters update at least every 6 hours ### Actual behavior <!--- Tell us what happens instead --> Filters don't update at all