M1 Firmware Update V2.03
: Ensure your device is plugged into a stable power source or has a full battery. Losing power during a "flash" can permanently damage (brick) the hardware. Verification
: If the projector does not automatically detect the USB, some users access a "debug menu" by pressing INPUT then 9-9-1 on the remote to force the update. 🔍 Other "M1 v2.03" Updates ViewSonic projector m1 firmware update v2.03
Recent updates added a flanger and refined chorus algorithms, though some users reported bugs in stereo chorus modes that required rolling back to older versions. How to Upgrade the M1+ Firmware? - Projector - ViewSonic : Ensure your device is plugged into a
Plug the USB drive into the USB-A port on the projector's side panel. : m1 firmware update v2.03