dd if=pr2plus_v2.3.1.img of=/dev/sdX bs=4M conv=fsync
If the tool cannot find the printer, check your Device Manager to ensure the virtual COM port (for USB) is correctly assigned.
In this post, we are going to break down what it means when the status is "updated," why this specific firmware matters, and how to handle the update process safely to avoid "bricking" your device.
Before performing the update, ensure the following: