Sunmi V2 Pro Firmware Jun 2026

You may find "custom ROMs" or unofficial firmware online. Installing non-official firmware on a Sunmi V2 Pro can: Void your warranty.

Most users should stick to official Over-the-Air (OTA) updates for safety. 1. Automatic OTA Updates (Recommended)

: Rooting and modifying the firmware voids your warranty and can permanently damage your device. Proceed at your own risk. sunmi v2 pro firmware

: Major updates, known as "Important Packages," are often set to install automatically overnight if the device has stable Wi-Fi connectivity. Manual Checks

: Minor versions (e.g., small feature tweaks or bug fixes) do not install automatically. You may find "custom ROMs" or unofficial firmware online

Set the dropdown menu to Firmware Upgrade (avoid using "Format All + Download" as it can erase critical IMEI and calibration data).

You will need a microSD card or a USB-C flash drive, and the official firmware .zip file from the Sunmi developer portal . Procedure: : Major updates, known as "Important Packages," are

For more information on Sunmi V2 Pro firmware updates, you can visit the official Sunmi website or contact their support team. Additionally, you can refer to the printer's user manual or online documentation for further guidance on updating the firmware.

As of late 2024 and early 2025, Sunmi is rolling out based firmware for newer revisions of the V2 Pro. This new firmware brings: