: Visit the ViewSonic M1 mini product page (or your local regional site), click on Downloads , and select the latest firmware version (e.g., v1.03). Prepare the USB Drive : Extract the contents of the downloaded ZIP file.
Once the file is extracted and transferred to the root directory of a USB drive, the user must plug the drive into the projector’s USB port. The projector then detects the update file and prompts the user to initiate the installation. The most critical instruction during this process is ensuring the projector remains powered on; interrupting a firmware update can "brick" the device, rendering it unusable. Because the M1 Mini has a built-in battery, users are advised to ensure the battery is sufficiently charged or keep the power adapter connected throughout the procedure. viewsonic m1 mini firmware update top
Note: Many users report that OTA rarely finds updates. If you see “System is up to date” but you know you are on old firmware, move to Method 2 or 3. : Visit the ViewSonic M1 mini product page