Update Composer
If you already have installed composer on your system, just willing to update or upgrade it to the latest composer version.
Launch your command prompt on Windows system and terminal on your Linux and MacOS and run the composer self update command.
On Windows:
composer self-update
On Linux:
if you are running Ubuntu
sudo apt update && upgrade
Then
composer self-update
On MacOS:
composer self-update
Watch me update my composer on Windows 10
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