: Update your DirectX End-User Runtimes to ensure all graphical and system hooks are active. Summary Checklist Restore Get the file back from quarantine. Exclusion Stop the antivirus from deleting it again. Verify Let Steam/Launcher redownload missing pieces. Runtimes Ensure Windows has the "tools" to run the DLL.
. This will automatically redownload any missing components. 3. Manual Reinstallation onlinefix64dll fix hot
OnlineFix64.dll file is a common component used in cracked games to enable online multiplayer features, but it is frequently flagged by antivirus software as a threat. Error codes : Update your DirectX End-User Runtimes to ensure