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

Microsoft Store Configuration After System Restore

After restoring your Windows PC from a backup or system image, the Microsoft Store may not work c...

Fix Nginx Config Test Fails with 'upstream host not found'

You run nginx -t and get upstream host not found. The config test fails...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

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

Fix PowerShell Set-ExecutionPolicy Permission Denied

When you try to run Set-ExecutionPolicy in PowerShell and get a 'permission denied' ...

Fix SSH Connection Refused on Windows Terminal

If you see ssh: connect to host [hostname] port 22: Connection refused in Windows Te...

Fix Task Scheduler Sync Issues with Network Drives

You set up a scheduled task to copy files to a network drive, but it runs and does nothing — or g...