> For the complete documentation index, see [llms.txt](https://docs.firescope.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.firescope.io/en/faq/installing-serial-port-usb-driver.md).

# Installing Serial Port USB Driver

If you are trying to set up a new roasting machine and the port list is not showing any available options, please find your specific roaster in the list below. 

## **Download Drivers for Your Roaster Model**

* **Manufacturer:** Delta
  * [Windows Driver](https://chat.openai.com/c/4c6ee7d9-0e07-41cb-8caa-aa6c8285ff61#)
  * [Mac Driver](https://chat.openai.com/c/4c6ee7d9-0e07-41cb-8caa-aa6c8285ff61#)
* **Domestic Roasters**
  * [Windows Driver](https://chat.openai.com/c/4c6ee7d9-0e07-41cb-8caa-aa6c8285ff61#)
  * [Mac Driver](https://chat.openai.com/c/4c6ee7d9-0e07-41cb-8caa-aa6c8285ff61#)

## **Installation Steps**

Once you've identified your roaster from the list above, download and install the corresponding driver. After installation, restart your system.

## **Retry Port Connection**

Now, try connecting the port again.

If you encounter any further issues, please [let us know here](https://www.firescope.io/proxy/english/chat).