OpenCart 2.x.x.x Go to Extensions > InstallerUpload order-list-customer-group-filter-1.0.0.ocmod.zipGo to Extensions > Modifications. Click on the refresh modification cache buttonYour extension is installed, you can check your admin order list pageDoc navigationOpenCart 3.x.x.x → Was this article helpful to you? Yes No How can we help? Name Email subject message