If you have no internet at all to download drivers, you can use your smartphone as a temporary bridge. Connect your phone to your PC via USB and enable USB Tethering in your phone's settings to get online and grab the files you need.
ITEK adapters historically have poor native macOS support because Apple uses proprietary Broadcom chips. If you have an ITEK adapter:
: Never run the installer directly from the compressed folder; this often leads to installation errors. Right-click the downloaded file and select "Extract All."
He clicked Ignore .