What Causes the “Operation Did Not Complete Successfully” Error Message?ĭepending on your situation, the error message could come up for a few different reasons. Add the File or Folder to the Exclusions List How to Fix Operation Did Not Complete Successfully Because the File Contains a Virus.In this article, we’ll explore methods to remove malware from a downloaded file, or bypass the warning if it falsely detects a safe file. The file may contain a false positive or actual malware. This error shows up when Windows 10’s built-in antivirus application, Windows Defender, detects a file as dangerous. Whether or not the download is legitimate, Windows 10 may flag it as an infected file. Maybe you wanted to get an application for free to try it before committing to a purchase or just clicked on a misleading link. If you’ve been on the internet for a while now, you probably downloaded something from a shady website. Can’t open a file because Windows 10 detects a virus in the file location? Learn here how to solve the “Operation did not complete successfully” error with 7 easy methods.