Fix Windows Activation Error 0x800704cf: Cannot Connect to Server
You see error 0x800704cf when trying to activate Windows, with the message "Cannot connect to the...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Windows Update 502 Bad Gateway Error
You're trying to run Windows Update and you get a 502 Bad Gateway error. The update check fails, ...
Fix Nginx 502 Bad Gateway Behind Cloudflare
If you're seeing a 502 Bad Gateway error on a site that uses both Nginx and Clou...
Windows Activation Setup Guide for a New PC
When you set up a new PC, Windows may prompt you to activate. This guide covers the typical activ...
Fix Chrome Profile 502 Bad Gateway on Mac
If you see a "502 Bad Gateway" error in Chrome on your Mac, especially after a crash or update, i...
PowerShell Not Opening on Windows 10: Quick Fixes
If PowerShell won't open on Windows 10—no window appears, it flashes and closes, or you get an er...
Issue queue
SitemapCommand Prompt Not Starting Automatically After Update Fix
Fix Microsoft Store Dependency Conflict After Windows Update
Fix Microsoft Teams Service Unavailable on Mac
Fix BitLocker 504 Gateway Timeout on Windows 10
Windows 10 Defender Module Missing Fix
Error 0x80072ee7 in Microsoft Store: Network Fix
Fix 'Path Not Found' Error in CMD for Missing Files
Reduce Windows Defender CPU Usage: Disable Real-Time Protection
Troubleshoot Windows Search High CPU and Access Denied
Fix Chrome Profile 504 Errors: Step-by-Step Troubleshooting
Permission Denied on PowerShell Port Binding
Troubleshoot Auto-Start PowerShell in Task Scheduler
Fix Microsoft Store Dependency Conflict After Windows Update
Fix Microsoft Teams Service Unavailable on Mac
Fix BitLocker 504 Gateway Timeout on Windows 10
Windows 10 Defender Module Missing Fix
Error 0x80072ee7 in Microsoft Store: Network Fix
Fix 'Path Not Found' Error in CMD for Missing Files
Reduce Windows Defender CPU Usage: Disable Real-Time Protection
Troubleshoot Windows Search High CPU and Access Denied
Fix Chrome Profile 504 Errors: Step-by-Step Troubleshooting
Permission Denied on PowerShell Port Binding
Troubleshoot Auto-Start PowerShell in Task Scheduler