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betterlockscreen:tldr:e6777
The command "betterlockscreen -u ${path-to-image-png}" is used to set a custom image as the lock screen wallpaper in Linux with the help of the "betterlockscreen" tool. Let's break down the command:
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"betterlockscreen": It refers to the "betterlockscreen" command-line tool, which is designed to provide advanced lock screen customization options in Linux systems.
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"-u": It is a flag or option that signifies that we want to update the lock screen wallpaper.
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"${path-to-image-png}": This is a placeholder indicating that you should replace it with the actual path to your desired PNG image file. In Linux, paths start from the root directory ("/"), and you should navigate to the location where your PNG image file is stored. For example, if your image is in the "Pictures" folder of your home directory, you may replace "${path-to-image-png}" with "~/Pictures/image.png" (tilde represents the home directory).
By providing the correct path to a PNG image file, this command will update your lock screen wallpaper with the specified image.