Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Chrome Certificate Error Invalid Authority: Diagnosis Checklist

When Chrome shows NET::ERR_CERT_AUTHORITY_INVALID and refuses to load a site, it...

Fix Node Version Incompatible with Dependencies

You run npm install and see errors like Unsupported engine or req...

Fix Firefox Secure Connection Failed Due to Proxy Settings
If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...

Fix npm run build failing due to ESLint errors
You run npm run build and it fails with a wall of ESLint errors. This is common when...

Fix WiFi No Internet on Windows 11 Using Command Prompt
You're connected to WiFi but can't browse the web. The icon shows internet access but pag...

Windows 11 Installation Assistant Stuck at 99% Due to Antivirus
You're running the Windows 11 Installation Assistant, it gets to 99%, and then just sits ther...


    Issue queue
Sitemap
Windows Security App Won't Open: Fixes That Work
Edge Sync Error 0x80072efd Fix Guide
Fix Git Non-Fast-Forward Push Rejection
Fix DNS Propagation Delay with Cloudflare
Docker Compose Env Var Not Refreshing? Fix It
How to Fix Git Clone Timeout on AWS CodeCommit
Access Network Shared Folder in Windows 10
Python Dependency Conflict Checklist: Diagnose & Fix
Chrome Crashing on Startup from Malware: Fix
Git SSL Error: Unable to Get Local Issuer Certificate
Docker Compose Environment Variable Cache Fix
Cloudflare Error 526: Causes and Solutions
Desk note

    Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities