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Updating Drupal 9.0 to 9.1 using Composer 2

Submitted by admin on Sun, 02/21/2021 - 08:52

Update Composer 1 to Composer 2


Update Drupal's composer.json to using Composer 2

composer require "composer/installers:^1.9"


composer outdated "drupal/*"

composer update drupal/core "drupal/core-*" --with-all-dependencies

vendor/bin/drush drush updatedb


vendor/bin/drush cache:rebuild


Update modules and other dependencies

composer update