Install Magento2.4.x using command line 

You must use the command line to install Magento.

This example assumes that the Magento install directory is named magento2ee, the db-host is on the same machine (localhost), and that the db-name, db-user, and db-password are all magento:

bin/magento setup:install \
--base-url=http://localhost/magento2ee \
--db-host=localhost \
--db-name=magento \
--db-user=magento \
--db-password=magento \
--admin-firstname=admin \
--admin-lastname=admin \
[email protected] \
--admin-user=admin \
--admin-password=admin123 \
--language=en_US \
--currency=USD \
--timezone=America/Chicago \
--use-rewrites=1

reference 

https://devdocs.magento.com/guides/v2.4/install-gde/composer.html