Windows 11 Installation Assistant Stuck at 99%: Fixes That Work
You’re upgrading to Windows 11 via the Installation Assistant, and it gets stuck at 99%. The prog...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Python Memory Errors on Mac with Large Files
If you’re seeing a MemoryError in Python on your Mac while trying to load or process...
Fix Error 0x80070080 When Windows Update Stuck
You see error 0x80070080 and Windows Update hangs at a certain percentage. This usually means a p...
Fixing Nginx Upstream Connection Refused in Load Balancing
When Nginx load balancing returns upstream connection refused, it means one or more ...
Fix DNS Probe Finished NXDOMAIN in Edge Browser
When Microsoft Edge shows "DNS_PROBE_FINISHED_NXDOMAIN", it means the browser cannot reso...
Fix 'Externally Managed Environment' Error on Linux
If you're on a modern Linux distribution (Ubuntu 23.04+, Debian 12+, Fedora 38+, etc.) and ge...
Issue queue
SitemapMac Permission Denied When Installing Python Packages with pip
Fix Git Push Rejected: Non-Fast-Forward Error
Windows Notification Area Icons Missing? Here's the Fix
Nginx Upstream Directive Test Failure Fix
How to Fix Node.js Permission Errors in VS Code
Stop Typing --allow-unrelated-histories Every Time
Node Engine Requirement Error Guide
Fix Windows 11 Update Stuck at 0% – SoftwareDistribution Folder
Troubleshoot Docker Container Exiting Instantly
Troubleshooting DNS_PROBE_FINISHED_NXDOMAIN on Chrome
How to Fix Breakpoints Not Working in Jest with VS Code
How to Fix Docker Volume Permission Denied Error
Fix Git Push Rejected: Non-Fast-Forward Error
Windows Notification Area Icons Missing? Here's the Fix
Nginx Upstream Directive Test Failure Fix
How to Fix Node.js Permission Errors in VS Code
Stop Typing --allow-unrelated-histories Every Time
Node Engine Requirement Error Guide
Fix Windows 11 Update Stuck at 0% – SoftwareDistribution Folder
Troubleshoot Docker Container Exiting Instantly
Troubleshooting DNS_PROBE_FINISHED_NXDOMAIN on Chrome
How to Fix Breakpoints Not Working in Jest with VS Code
How to Fix Docker Volume Permission Denied Error