: Using firmware from a different model or version can "brick" the device. Prepare the USB Drive :
If an update is detected (either online or on a connected USB), select to begin the process. Method 2: Manual USB Firmware Flash yg300 projector software update
For most users, "updating" really means checking if a rare firmware patch exists or updating the external devices connected to it. Check for a "System Update" Icon : Some variants of the YG300 home screen include a System Update : Using firmware from a different model or