Official drivers and utilities are primarily hosted on the manufacturer's support pages. You can find them at:

Drivers are available for various Linux distributions.

While not a "driver" in the traditional PC sense, OCOM provides a free SDK for developers to integrate the printer into Android-based POS apps. Where to Download the OCPP-809 Driver

Uses standard 80mm thermal paper with a maximum roll diameter of 83mm .

Supports various connectivity options including USB, Serial, LAN, Wi-Fi, and Bluetooth.

Supports Win9X, XP, 2000, 2003, Vista, Win 7, Win 8, and Win 8.1.

Before installing the driver, it is helpful to understand the hardware capabilities it will manage:

If you cannot find the specific manufacturer driver, a generic ESC/POS driver can often handle basic text and receipt printing. Installation Guide Cheap 80mm Pos Thermal Printer with auto cutter(OCPP-809)