1. Prepare USB Flash Disk, must be in FAT 32 format

2. Please open the following link :

https://www.viewsonic.com/id/products/projectors/M1%20mini.php

Then click "Downloads", and click "M1 mini Firmware Update v1.03" to download the latest M1 firmware in a zip file

3. After firmware file has been downloaded, extract firmware zip file, then insert M1_mini.bin file directly into USB Flash Disk (FAT 32 format)

4. Connect adapter and power cable to M1 Mini during firmware upgrade process

5. In power off condition, please insert a Flash Disk that has been filled with firmware (M1_mini.bin file) into M1 Mini USB Port

6. Turn on M1 Mini

7. M1 Mini will detect firmware automatically and Firmware Upgrade message window will appear, then select Yes, upgrade progress bar will appear indicating the upgrade process is in progress

Caution : Do not remove USB Flash Disk during the firmware upgrade process

8. After reaching 100%, M1 Mini projector will restart. Whole process will take about 5 (five) minutes.

9. After updating firmware, it will take a few minutes to restart