Geeetech A30 User Manual page 62

After clicking the [upgrade firmware] tab, a window will pop up with the information of
printer type and port, the current firmware version installed, the available version and the
update summary of the latest firmware.
Click updates and confirms updating, the progress bar will turn green, and the firmware
will be updated automatically. This process may take some time.
When the upload is complete the message ‗update successes will be displayed.
61