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How to Unlock a File Locked by Windows Security

You try to open, move, or delete a file, but Windows shows a message like "This file is blocked b...

Fix Remote Desktop Token Expired Error

You're connected to a remote machine and suddenly get a "token expired" error. This usually happe...

Fix Windows Search High CPU Usage by Rebuilding Index

If your PC fan is spinning up and Task Manager shows SearchIndexer.exe using high CPU, the search...

Fix Windows Defender Error 0x80070643 on macOS

If you see error 0x80070643 when installing or updating Windows Defender on a Mac (via Parallels,...

Fix 'java' Not Recognized in Command Prompt on Windows

When you type java -version or javac in Command Prompt and get 'jav...

Fix PostgreSQL Password Authentication Failed on Localhost
You try to connect to PostgreSQL on localhost with a password, but get FATAL: password auth...

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