Fix Windows Defender Module Not Found Error 0x80070643
You see "Windows Defender module not found" with error code 0x80070643
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labHow to Fix OneDrive Sync Stuck on Loading
If OneDrive shows 'Loading' for more than a few minutes and never finishes syncing, you're not al...
Fix Windows Search Update Sync Issues
After a Windows update, you might notice that search results are missing, outdated, or not syncin...
Fix PowerShell Execution Policy Error on Windows
When you try to run a PowerShell script and see an error like “cannot be loaded because runni...
Fix Remote Desktop Login Loop Caused by Group Policy Settings
You log in to a remote desktop, see the desktop for a second, then get kicked back to the login s...
Fix PowerShell Connection Refused or Permission Denied Errors
When you see Connection refused or Permission denied in PowerShell, it ...