There are 2 ways of firmware updating.
- Online update
- Offline update
When printer is connected to the network. Go to about and select online update. Then wait until it finishes.
- Download the firmware firmware_188.8.131.52 and save to the root path of thumbdrive.(FAT 32 format). DO NOT UNZIP the package.
- Press on Update in about page. And select the file and click OK to install it.