Run a full scan with your Antivirus software - if that comes up clean run a full scan with Malewarebytes.
If you dont have Malwarebytes on your PC, download it on another PC, save to usb stick and install it from there.
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
What’s happening in VR right now: From psychedelic art to combat therapy
Siri not working? Try these troubleshooting fixes
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.