Knowledge base for software setup, errors, and daily tool work.

7-Zip 'Cannot Open File as Archive' Error: Malware or Not?

You try to open a file with 7-Zip and get the error 'Cannot open file as archive'. This can happe...

Fix Windows Search Service High Memory Usage with Permission Denied Errors

If you see high memory usage by the Windows Search service (SearchIndexer.exe) along with permiss...

How to Fix Windows Defender Slow Performance

Windows Defender (now Microsoft Defender Antivirus) can sometimes cause noticeable slowdowns, esp...

Fix 'Outlook Path Not Found' Error After Migration

Chrome Settings Not Saving? Here's How to Fix It

You change a setting in Chrome—default search engine, startup page, download location—but the nex...

Fix Windows Defender Error 0x80070643 – Version Mismatch

You update Windows Defender and see error code 0x80070643. The update fails, and Defender may dis...