Fix Windows Security App Blocked by Antivirus
You open Windows Security (formerly Windows Defender) only to see an error or blank screen becaus...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows Explorer Restarting Checklist for Advanced Users
If Windows Explorer (explorer.exe) keeps restarting—freezing, flashing, or crashing repeatedly—it...
Fix Nginx 502 Bad Gateway on Docker Ubuntu
You're running Nginx as a reverse proxy inside Docker on Ubuntu, and suddenly you see
Windows 11 Wi-Fi Connected but No Internet: Step-by-Step Fix
You're connected to Wi-Fi, but websites won't load and apps show no internet. This is a c...
Fix VS Code Breakpoints Not Hitting in WSL
If you're debugging a project in WSL and VS Code breakpoints aren't being hit, you're...
Cloudflare Origin Certificate Setup for Apache
If you use Cloudflare's proxy (orange cloud), you can set up an origin certificate to encrypt...
Issue queue
SitemapHow to Fix Firefox Secure Connection Failed Certificate Error
Resolve Git index.lock Error – Step-by-Step Guide
Fix Windows Explorer Restarting: Advanced Checklist
DNS_PROBE_FINISHED_NXDOMAIN: Step-by-Step Checklist
Resolving Cloudflare 521 Errors with Server Log Analysis
Fix pnpm ERR_PNPM_OUTDATED_LOCKFILE Lockfile Error
How to Fix Windows 10 Update Error 0x80070005
Fix Edge Sync Not Working on Android: Step-by-Step
Docker Compose .env File Not Working
Cloudflare 522 Error: Server Response Time Troubleshooting
Resolve Git Clone Connection Timeout Error
Git Detached HEAD Recovery Guide
Resolve Git index.lock Error – Step-by-Step Guide
Fix Windows Explorer Restarting: Advanced Checklist
DNS_PROBE_FINISHED_NXDOMAIN: Step-by-Step Checklist
Resolving Cloudflare 521 Errors with Server Log Analysis
Fix pnpm ERR_PNPM_OUTDATED_LOCKFILE Lockfile Error
How to Fix Windows 10 Update Error 0x80070005
Fix Edge Sync Not Working on Android: Step-by-Step
Docker Compose .env File Not Working
Cloudflare 522 Error: Server Response Time Troubleshooting
Resolve Git Clone Connection Timeout Error
Git Detached HEAD Recovery Guide