Kiran installed it between sips of coffee. The blue progress bar curved like a crescent moon across the screen. When the setup finished, a single icon settled into the corner of the taskbar. They clicked.

isarcextract.exe "C:\archive.rar" -o "D:\output" -p "mypassword" -y

For Windows 11 users, the "top" fix is almost always administrative privileges. Before looking for complex patches, simply ensure the installer has full access to your system.