UFW Allow Port Range Not Opening: Fixes and Checks
If you've added a UFW rule to allow a range of ports but connections are still being blocked, the...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFixing Nginx Permission Denied for Upstream Unix Socket
If you see connect() to unix:/var/run/php-fpm.sock failed (13: Permission denied) in...
Fix OneDrive Sync Error 0x8004de40: Step-by-Step Guide
OneDrive error 0x8004de40 usually appears when you try to sign in or sync files, often after a pa...
How to Fix Remote Desktop Permission Denied Error
You try to connect to a remote PC using Remote Desktop (RDP) and get an error like "The connectio...
Fix Windows Terminal Update Error 0x80070002
When updating Windows Terminal from the Microsoft Store or via winget, you might see error code 0...
Microsoft Store Proxy Error Setup Guide
You're setting up the Microsoft Store and see a proxy error—something like "Can't connect to the ...
Issue queue
SitemapFix Windows Activation Blocked by Proxy
OneDrive Troubleshooting Guide for Mac Users
Resolve 502 Bad Gateway in Windows Task Scheduler
Windows 11 Microsoft Store Command Error Guide
Microsoft Teams 504 Gateway Timeout Troubleshooting
Microsoft Teams High CPU After Update: Fixes That Work
Resolve slmgr Command Not Found in Windows Activation
How to Bypass Proxy for Windows Activation
Resolve Address Already in Use in PowerShell
How to Fix Microsoft Teams 502 Bad Gateway Error
Windows Activation High CPU: Malware Check Guide
Resolve Windows Update Hanging Due to Bad Config
OneDrive Troubleshooting Guide for Mac Users
Resolve 502 Bad Gateway in Windows Task Scheduler
Windows 11 Microsoft Store Command Error Guide
Microsoft Teams 504 Gateway Timeout Troubleshooting
Microsoft Teams High CPU After Update: Fixes That Work
Resolve slmgr Command Not Found in Windows Activation
How to Bypass Proxy for Windows Activation
Resolve Address Already in Use in PowerShell
How to Fix Microsoft Teams 502 Bad Gateway Error
Windows Activation High CPU: Malware Check Guide
Resolve Windows Update Hanging Due to Bad Config