After downloading the plugin, follow the steps below to activate it.
Enter the File Manager via your site's FTP address or from Cpanel.
On the page that opens, enter the public_html > app > code folder.
Click Upload on the top left and upload the Module file in the window that opens.
Right click on the file you uploaded in File Manager and extract it.
Go back to the Cpanel dashboard and enter Terminal.
In the window that opens, type in order;
chmod +x bin/magento
In the Magento Admin Panel, click Stores > Configuration from the left menu.
In the window that opens, go to Sales > Payment Methods.
In the window that opens, make the "Active" part Yes and enter your Merchant Key, App Key, App Secret and Merchant ID information and save. Thus, you integrate the Sipay VirtualPos module into your site.