i have surface pro 7 with avast premier 2010 and win 10 home. i also have samsung N5300 TV
i am trying to project (wireless miracast) my surface pro screen to my TV. i failed to do so. then i disabled avast firewall then it worked fine. when i re enable the firewall, the screen mirroring stop.
the same occur when i try to screen mirror my galaxy s8 screen to my surface pro 7
i tried to make exception for (castsrv.exe) in avast firewall but i failed.
does anyone have solution?