Invalid command ‘RequestHeader’ error occurs in the Linux server due to missing apache modules in our Linux server.
Invalid command 'RequestHeader', perhaps misspelled or defined by a
module not included in the server configurationTo fix this issue, just enable the “headers” module. If you are using Ubuntu just enable the module by running the following command:
sudo a2enmod headersAfter that. Restart apache
service apache2 restart
Product Stock Info extension for Magento 2 allows you to display the stock availability of
Top-tiered customers are listed in the shop admin panel for whom the coupon is created.
Product Sales Count extension helps your end-users understand the product's popularity and encourages buying by
Smart Basket to view the general configuration settings. Enable the extension by choosing Yes, and
Vaid Ali
Oct 14, 2022