Windows Security App Not Opening: Practical Fixes
If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix VS Code Source Control Not Detecting Changes on Ubuntu
If you're using VS Code on Ubuntu and the Source Control panel shows no changes even after ed...
How to Fix Python Memory Error When Processing Large Files
If you're seeing a MemoryError in Python while trying to process a large file, t...
Fix DNS Probe Finished NXDOMAIN After Changing DNS
After updating your DNS settings—perhaps to use Google Public DNS or Cloudflare—you might see the...
Fix Windows Search Index Exclude Folder Not Working
If you've added a folder to the exclusion list in Windows Search indexing options but files f...
Fix VS Code 'Permission Denied' When Saving Files
You're editing a file in Visual Studio Code, hit Ctrl+S, and get an error: "Failed to sav...
Issue queue
SitemapHow to Specify Node Version for a Project
How to Fix Nginx Backend Connection Refused Behind Cloudflare
How to Use DISM for Windows Update Error 0x80070002
Antivirus Causing Chrome Access Violation: Solutions
Resolve 'python: command not found' in Git Bash
Checklist to Fix npm Permission Denied Errors
Fix VSCode Breakpoints Not Hit in launch.json
Fix Windows 11 Setup Stuck at 99%
Windows Defender Real-Time Protection Greyed Out: How to Fix
NET::ERR_CERT_AUTHORITY_INVALID in Incognito Mode: Troubleshooting
ERR_NAME_NOT_RESOLVED on Chrome for Mac: How to Fix
How to Fix pnpm Lockfile Conflicts in Team Projects
How to Fix Nginx Backend Connection Refused Behind Cloudflare
How to Use DISM for Windows Update Error 0x80070002
Antivirus Causing Chrome Access Violation: Solutions
Resolve 'python: command not found' in Git Bash
Checklist to Fix npm Permission Denied Errors
Fix VSCode Breakpoints Not Hit in launch.json
Fix Windows 11 Setup Stuck at 99%
Windows Defender Real-Time Protection Greyed Out: How to Fix
NET::ERR_CERT_AUTHORITY_INVALID in Incognito Mode: Troubleshooting
ERR_NAME_NOT_RESOLVED on Chrome for Mac: How to Fix
How to Fix pnpm Lockfile Conflicts in Team Projects