Realsrv is often bundled with free software or "freeware" downloads.
Check your list of installed extensions and remove anything you don't recognize, especially those installed around the time the pop-ups started. syndication,realsrv,com
Since manual removal may not catch every component or hidden file, it is highly recommended to use an updated antimalware tool to perform a deep scan of your system. Reliable resources like Enigma Software or Check Point provide detailed insights into identifying these threats. Realsrv is often bundled with free software or