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

Fix Microsoft Store 404 Error: Practical Steps That Work

When you open Microsoft Store and see a 404 Not Found error, it usually means the store can't loa...

How to Check Which Process Is Using a Port in PowerShell

When a service fails to start or an application complains that a port is already in use, you need...

Fix nvm not found when running as administrator on Windows

When you open Command Prompt or PowerShell as Administrator on Windows and type nvm,...

Fix Chrome Network Error: Proxy Settings Troubleshooting

If Chrome shows a network error like "ERR_PROXY_CONNECTION_FAILED" or "Unable to connect to the p...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Task Scheduler: schtasks Command Not Found Fix

When you run schtasks in Command Prompt and see 'schtasks' is not recognized a...