mkdir -p ${magento_dir}/app/code/PayKKa/php bin/magento module:enable PayKKa_PaymentGatewayphp bin/magento setup:upgrade
php bin/magento setup:di:compile
php bin/magento cache:clean
php bin/magento cache:flushphp bin/magento setup:di:compile
php bin/magento setup:static-content:deployrm -rf ${magento_dir}/app/code/PayKKa/php bin/magento setup:di:compile
php bin/magento setup:upgrade
php bin/magento cache:flush
php bin/magento cache:cleanIf Your Magento is in Production Mode, You Must Recompile and Deploy the Module's Static Files
php bin/magento setup:di:compile
php bin/magento setup:static-content:deploySTORES -> CONFIGURATION -> SALES -> PAYMENT METHOD
Session Mode supports multiple selections





