apk:tldr:cff95
apk: Update repository indexes from all remote repositories.
$ apk update
try on your machine
The command "apk update" is specific to the Alpine Linux distribution.
Alpine Linux uses apk as its package manager. The "update" command is used to update the package index files from the repositories. This command fetches the latest information about available packages, versions, and dependencies from the Alpine Linux repositories.
Running "apk update" ensures that the package index is up to date and ready to be used for package installations or upgrades. It is typically recommended to run this command before installing any packages to ensure you have the latest information and the most recent package versions.
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.