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

Fix Windows Activation Error 0x803f7001 (Rate Limit)

You see error 0x803f7001 when trying to activate Windows. The message mentions a “rate limit.” Th...

Command Prompt Settings Not Saving: How to Fix

You change the font, layout, or colors in Command Prompt, click OK, but the next time you open it...

Practical VSCode Debugger Setup for Node.js

You've written a Node.js app in VSCode, but when you hit F5, nothing happens or the debugger won'...

Fixing PowerShell Remote Execution Failures on a Network

How to Fix Remote Desktop Permission Denied on Windows 10

When you try to connect to a Windows 10 PC via Remote Desktop and get 'permission denied' or 'acc...

Fix Windows Security Settings Not Loading or Resetting

Windows Security (formerly Windows Defender Security Center) may fail to load or reset properly d...