You’re going to need to give more information than this zero context screenshot. Is this a virus scanner? If so, which? Why are you scanning? What caused this series of events? What’s the full content of this popup?
Absolute worse case scenario: whatever you’re doing will not irreparably damage your PC. If you break windows or whatever you can just wipe your pc and reinstall windows via a usb stick. However, it’s not clear what’s going on here.
Because it isn’t free, from the perspective of your Lemmy instance you’ll be spam requesting until you find content. Doing it this way ensures you’re less likely to hammer an instance.