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

Fix VirtualBox Kernel Driver Not Installed on Windows 10

How to Fix Command Prompt Using Too Much Memory

Command Prompt (cmd.exe) normally uses very little memory—often under 10 MB. If you see it consum...

How to Fix Microsoft Store Login Loop Error

You open the Microsoft Store, try to sign in, and it keeps asking you to sign in again — or the l...

Fix Windows Defender Error 0x80070643 – Version Mismatch

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

Fix Remote Desktop High Memory Usage on Windows 10

If you notice that Remote Desktop (mstsc.exe) or the Remote Desktop Services (TermService) proces...

Fix Windows Search Proxy Sync Issues: Step-by-Step Guide

You search for a file in Windows, and nothing shows up—or results are stale. This often traces ba...