Fix Windows Activation Server Not Available Error
When you see the message "Windows activation server is not available" while trying to activate Wi...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listOutlook Troubleshooting Log File Checklist
When Outlook acts up—connection errors, startup failures, or sync problems—the built-in log files...
Fix Command Prompt Not Recognizing Commands
You type a command in Command Prompt and get '...' is not recognized as an internal or exte...
Fix Chrome Not Opening from Command Line
If you type chrome or google-chrome in your command prompt or terminal ...
Checklist for PowerShell Startup Script Not Working
You set up a PowerShell script to run at startup, but it doesn't execute. This article walks thro...
Fix Jupyter Notebook Token Not Working on Localhost
If you see a token prompt when opening Jupyter Notebook on localhost, and entering the token fail...
Topic paths
Quick titles
PowerShell Module Version Conflict GuideWindows Defender Service Unavailable: How to FixWindows Update Invalid Configuration: Clean Boot FixTroubleshooting BitLocker Auto Unlock Setup FailureResolve Teams 404 Not FoundHow to Unlock Activation Files After Windows UpgradeResolve Teams Invalid Configuration ErrorWindows 0xc004f074 Activation Error Command Line Fix