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

Fix 'Putty Connection Refused' Error on Localhost

When you try to connect to localhost with Putty and get 'connection refused', it usually means th...

Fix Windows Update Offline Installer Not Working on Windows 10

You download the .msu or .cab file for a Windows 10 update, double-click it, and nothing happens—...

BitLocker Service Unavailable in Windows 10: Fixes That Work

You go to turn on BitLocker, but the option is grayed out or you get an error that the service is...

Fix Outlook Connection Refused Error 0x80040115

Outlook error 0x80040115 usually appears as "Connection refused" or "Cannot start Microsoft Outlo...

Fix PowerShell 'Cannot Access Path' Permission Denied Error