Contributing developers—update, reinstall Magento
The following topics apply to you only if you used git clone to install the Magento Open Source GitHub repository. This usually means you contribute code to the Magento Open Source codebase.
If you clone the Magento 2 GitHub repository, you cannot use the Magento software in a production environment. You cannot have a live store that accepts orders and so on.
- To update the Magento software, use
git pull originandcomposer update, then update the Magento database - To change versions from
developto a release version like2.0.4, you must uninstall the Magento software and install the released version. - To add, remove, or update components, modify
composer.jsonand runcomposer updateand update the Magento database - To reinstall the Magento software, modify the product version in
composer.json, runcomposer update, then reinstall the Magento software
If you are not a contributing developer, you perform upgrades and upgrades as discussed in Updating the Magento application and components.