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

Windows Defender Missing from Settings After Update: Fix

After a Windows update, you might open Settings and find that Windows Defender (now called Micros...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix Microsoft Store Error 0x80070005: Permission Denied

You try to install or update an app from the Microsoft Store and see error 0x80070005, often acco...

Fix PuTTY Network Error: Connection Refused on Ubuntu

When you try to connect to an Ubuntu machine using PuTTY and see "Network error: Connection refus...

Fix Outlook Path Not Found Error When Opening PST File

When you try to open a PST file in Outlook and get a 'path not found' error, it usually means Out...

BitLocker 504 Gateway Timeout Checklist

You're trying to unlock a BitLocker-protected drive or escrow a recovery key, but the management ...