And how do you do that? I simply use a file scanner to check for known threats like malware, viruses, and more. You can even use them to scan suspicious files already sitting on your computer.

You can scan individual files and folders using Windows Defender via File Explorer Context Menu, PowerShell, or Command Prompt in Windows 11/10.

Sometimes, you may need to turn a physical document into a digital file, either to keep a copy on your computer or send it to someone via email. If you have an all-in-one or multi-function printer ...

Windows Defender, if configured using GPEDIT, REGEDIT or PowerShell, can scan contents of archive files during a Manual or a Scheduled scan.

Sure, the anti-virus software on your PC (you do have some, right?) should catch any infections, but what if it doesn't? In an ideal world, virus scanning would occur before the download.

Once I moved the ISO to a folder that Kaspersky doesn't scan that is when the ECT became reasonable again.<BR><BR>So just a tip--if you have ISOs or high-volume RAR files on your computer put them ...

If you want to try the same scan again, choose Retake. If you initiated the scan from the Browse screen of the Files app, you'll be asked to select a folder in which to save your scanned documents.

Over time, any Windows 11 computer will experience system corruption and eventually failure. Regular maintenance will repair system files and prevent future problems.