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

Fix High CPU Usage by MsMpEng.exe (Windows Defender)

If your system feels sluggish and Task Manager shows MsMpEng.exe using 30–100% CPU, Windows Defen...

Fix 7-Zip 'Cannot Open File as Archive' Command Line Error

When using 7-Zip from the command line, you may encounter the error "Cannot open file as archive"...

Fix Windows Search Indexing Turned Off Error

If you search for a file or email and get no results, or the search box says "Indexing is turned ...

Fix Windows Search Path Not Found in File Explorer

When you type a search term in File Explorer and get a 'path not found' error, it usually means W...

Fix Maven Dependency Resolution Failed in Offline Mode