: Ensure your projector is connected to a power outlet or has a full battery before starting. turn off the power during the update. Format Your Drive : You will need a USB drive formatted to Step-by-Step Update Instructions Updating your firmware takes roughly 5 to 10 minutes . Follow these steps to get it done: Download & Prepare : Visit the ViewSonic Downloads Page , search for , and download the firmware package. Extract Files : Unzip the folder and copy the two core files— MstarUpgrade.bin —directly onto the root of your FAT32 USB drive. Insert & Detect

(e.g., projector, intercom, or AIS hub) are you trying to update?

Insert the prepared USB drive into the projector's USB port.