Do not attempt to flash the firmware without following these preparation steps. Interrupting the update process can permanently damage ("brick") the device.
This update is intended for the original M1+ (often using USB method). The M1+-2 (SN prefix: W5Y) updates differently via OTA.
Enhancements in power management are also a common outcome of firmware updates. These improvements can lead to better battery life, a crucial factor for the portable Macs powered by the M1 chip. m1 firmware update v203 upd
The (or v2.03) is a software package released by ViewSonic to address system bugs, improve Wi-Fi connectivity, optimize app compatibility, and refine the interface of the ViewSonic M1+ Portable Projector . Upgrading to this version ensures:
Before initiating the update process, ensure you have the following gear prepared to prevent bricking the system: Do not attempt to flash the firmware without
If auto-detection fails, try this: Plug in the USB. Press INPUT , then 9-9-1 on the remote.
Ensure the USB drive is formatted to FAT32. Some larger USB sticks (over 32GB) may need special software to format to FAT32 properly. The M1+-2 (SN prefix: W5Y) updates differently via OTA
[ Download v2.03 Zip ] ➔ [ Extract to FAT32 USB Root ] ➔ [ Insert USB & Power On ] ➔ [ Confirm Update ]
: Unzip the folder and copy the two firmware files ( MstarUpgrade.bin and M1+WW.bin ) onto a FAT32 formatted USB drive. Initiate Update : Power on your projector. Plug the USB drive into the projector's USB port.