Copy installation instructions from page My Downloadable Products to SSH console and press ENTER.
php -f bin/magento module:enable Mirasvit_Core Mirasvit_Report Mirasvit_EmailDesigner Mirasvit_Email Mirasvit_EmailReport Mirasvit_Event Mirasvit_Mq
to enable extension.php -f bin/magento setup:upgrade
to install extension.php -f bin/magento cache:clean
for clean cache.Deploy static view files
rm -rf pub/static/*; rm -rf var/view_preprocessed/*; php -f bin/magento setup:static-content:deploy
"app/code/"
directory, additionally install the required liquid/liquid
library through composer:composer require "liquid/liquid":"~1.4"