Archive name: Alfawise-U20-Plus-firmware
Image: Longer3D.UI / project.bin
Archive file size: 466KB
V2.16 Update Log
Fist firmware version of U20 PLUS.
Alfawise 3D printer, a micro SD card(format is recommended), a micro SD card reader, a computer.
Step 1: Unzip the compressed firmware package.
Step 2: Correctly insert micro SD card in card reader, then plug the card reader into usb port of computer.
Step 3: Copy the “project.bin” and the “Longer3D.UI” two files to the root directory of your micro SD card.
Step 4: Insert prepared micro SD card into printer, then reboot your printer, and update will starts automatically.
Normally, the screen of printer shows two progress bar(first one for images of user-interface, the second one for main program).
Update progress usually lasts about 30 seconds with fast blink of blue LED light.
Normally, If update is finished, the screen will jumps to the home menu.
If not, please check your steps, and repeat them again. If it still fails, format or change your micro SD card and try again.
Notice: Do not power off the printer during the update!
Step 5: Congratulations! Now, you can freely operate your printer with new firmware.
But, don’t forget to delete the two files of “step 3” in your micro SD card, otherwise update will unnecessarily repeats when printer boots.
Caution Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.
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