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

Fix VSCode Remote SSH Permission Denied: Setup Guide

When you see "Permission denied (publickey)" or similar errors while trying to connect via VSCode...

Outlook Settings Reset Not Working: Practical Fixes

Fix Windows Defender Real-Time Protection Greyed Out

If you open Windows Security and find the real-time protection toggle greyed out, you can't click...

Fix Windows Activation Offline Workaround Connection Refused

You're trying to activate Windows using an offline workaround—maybe a phone activation or a local...

Fix Windows Security Authentication Failed Smart Card Not Working

You insert your smart card, enter your PIN, and Windows Security reports “Authentication failed.”...

Fix Windows Defender DNS Error 0x800704cf

You open Windows Defender and see error code 0x800704cf. This usually means Windows Defender can’...