To Install the Extension:

1. Log in the FTP, and then go to Magento 2 root folder (generally present under the public_html folder).
2. Create a new folder named code under the app folder; under code folder, create a folder named Ced.
   • Upload or Drag and Drop app/code/Ced/OnBuy
   • After successfully uploading the directory, the extension will be installed or upgraded.
   • Now run the following upgrade command in cmd
     php bin/magento setup:upgrade
     php bin/magento setup:di:compile
     php bin/magento setup:static-content:deploy
     chmod -R 777 generated/
     chmod -R 777 pub/
     chmod -R 777 var/