Checklists for software errors, setup, and tool workflows.

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Fix Git SSL Certificate Verify Failed: Unable to Get Local Issuer

When you see fatal: unable to access '...': SSL certificate problem: unable to get ...

Fix PowerShell Execution Policy Restricted in VS Code
When you try to run a PowerShell script in the Visual Studio Code integrated terminal and see an ...

Fix Docker Pull Access Denied Due to Token Expiration
You try to pull an image from a private registry and get access denied or toke...

Fix Windows Security App Missing from Start Menu
You open the Start menu, type “Windows Security,” but nothing appears. The app may have been unre...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate
When you run git clone, git pull, or git fetch over HTTPS,...

Fix Nginx Upstream Connection Refused Timeout Error
When Nginx returns 502 Bad Gateway or logs upstream connection refused timeout...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git SSL Certificate Verify Failed: Unable to Get Local Issuer

Fix PowerShell Execution Policy Restricted in VS Code

Fix Docker Pull Access Denied Due to Token Expiration

Fix Windows Security App Missing from Start Menu

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Nginx Upstream Connection Refused Timeout Error

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