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tlmgr-update:tldr:ad603

tlmgr-update: Update tlmgr itself.
$ sudo tlmgr update --self
try on your machine

The command "sudo tlmgr update --self" is used to update the TeX Live Manager (tlmgr) tool itself.

Here is a breakdown of the command:

  • "sudo": This is a command used in Unix-like operating systems that allows a user with administrative privileges (usually the root user) to execute a command as a superuser.

  • "tlmgr": This is the command-line tool for managing the TeX Live distribution. It allows users to install, update, and remove packages.

  • "update": This is an option for tlmgr that specifies the action to be performed, which in this case is to update something.

  • "--self": This is another option for tlmgr that specifies what should be updated. The "--self" option tells tlmgr to update itself, i.e., to download and install any available updates for the tlmgr tool.

Overall, the command "sudo tlmgr update --self" is used to update the TeX Live Manager tool to the latest version available.

This explanation was created by an AI. In most cases those are correct. But please always be careful and never run a command you are not sure if it is safe.
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