composer to install this package. See our COMPOSER.md instructions.
If you want a manual copy instead, these are the steps:
source/folder to the folder
app/code/Yireo/GoogleTagManager2of your site
php -f bin/magento module:enable Yireo_GoogleTagManager2
php -f bin/magento setup:upgrade
Stores > Configuration > Sales > Yireo GoogleTagManager
This extension ships with PHPUnit tests. The generic PHPUnit configuration in Magento 2 will pick up on these tests. To only test Yireo extensions, simply run PHPUnit from within this folder. Note that this assumes that the extension is installed via composer. For instance: