Fix Git 'index.lock' File Exists Error in SourceTree
If you use SourceTree and see an error message like fatal: Unable to create 'path/to/.g...
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View listHow to Show Hidden Icons on Taskbar in Windows 10
You may notice that some app icons in the system tray (notification area) are hidden behind an up...
How to Enable Windows Defender Real-Time Protection in Windows 10
If Windows Defender real-time protection is off, your PC is more vulnerable to malware. You may s...
How to Fix Git Detached HEAD State and Undo Changes
You run git status and see something like "HEAD detached at abc123". This ha...
Fix Git SSL Certificate Problem: Unable to Get Local Issuer
You run git clone https://example.com/repo.git and get:
fatal: unable to acc...
Fix Git SSL Certificate Problem: Unable to Get Local Issuer on GitHub
If you see fatal: unable to access 'https://github.com/...': SSL certificate proble...
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