Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Cloudflare DNS Not Working on Router Setup

If you've set Cloudflare DNS (1.1.1.1, 1.0.0.1) on your router but devices still can't resolve do...

How to Fix PostgreSQL Connection Refused on Localhost

You try to connect to PostgreSQL on localhost and get connection refused. This usual...

Fix High CPU Usage by Antivirus Scanning PowerShell

If you notice that PowerShell (powershell.exe or pwsh.exe) is using high CPU, and you have an ant...

Fix 'File Locked by Another Process' in Windows Terminal

When using Windows Terminal, you might see an error like "The process cannot access the file ...

Fix Windows Update Error 0x80070002 Permission Denied
If you see error 0x80070002 with a "permission denied" message when running Windows Update, it us...

How to Fix PowerShell Blank Screen on Startup
When PowerShell opens to a blank screen with no prompt or output, the shell is usually loading a ...

Issue queue
Sitemap
Fix WireGuard Handshake Failure Checklist
Resolve Outlook Connection Refused Issue
Windows Defender 404 in Group Policy Fix
Fix ERR_CERT_AUTHORITY_INVALID in Chrome
OneDrive Sync Offline Installer Setup Checklist
How to Resolve Outlook Loading Profile Hang
How to Fix Teams Installation Failure on macOS
BitLocker Key Not Working After BIOS Update Fix
Too Many Requests in Windows Search
Get PowerShell Offline Installer for Windows 10
How to Fix Windows Update Password Incorrect Error
Fix Outlook DNS Error During Email Setup
Desk note

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