I am working Magento2.3.4 in live site. I'd like to upgrade Magento2.4.5. so I cloned live site in subdomain. In this case, how can I upgrade Magento? I want to test in subdomain and then put in live site. what is upgrade step?

1 Answer 1


You will do these steps to Upgrade to the Magento2.4.5.

  Change the composer version from 1 to 2
     Change the PHP version to PHP 8.1
     Upgrade the version through Composer this is the rightway.

First test on this dev or staging environment and then live it on the Production.Because there will be many deprecation.

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