- Plesk for Linux
- How to install PHP Composer 2?
- How to upgrade PHP Composer to PHP Composer 2?
Go to Extensions > My Extensions > Panel.ini Editor > Open.
Note: If Panel.ini Editor extension is not installed, install it from the Extensions menu in Plesk.
Switch to the Editor tab and Specify the Composer version by adding the lines below at the end of the file:
composerVersion = '2'
Connect to the server via SSH
Navigate to Composer directory:
# cd /usr/local/psa/var/modules/composer/
Delete current composer.phar file:
# rm composer.phar
Download the latest stable Composer 2 composer.phar file from official website:
Make composer.phar file executable:
# chmod +x composer.phar
Go to Websites & Domains > example.com > PHP Composer > Update.