Prerequisite: You must know the Magento server’s hostname or IP address, and the URL to access the Magento installation. If you’re not sure, find the information from your system administrator or hosting provider.
Then open a web browser and go to the URL you were provided. Some examples follow:
1 2 3 http://www.example.com/magento2/admin https://www.example.com/admin http://www.example.com
If a 404 (Not Found) error displays, Magento probably isn’t installed. You should confirm that with your system administrator or hosting provider.
If Magento is installed, you should see something like the following after you log in:
What if Magento is installed?
If Magento is installed and you want to manage or upgrade the Magento software or components, see the Upgrade Guide.
A Magento component is an extension, language package, or theme. You must use the command line to install, uninstall, update, enable, or disable components.