Ebyte E90-DTU User Manual page 33

Chengdu Ebyte Electronic Technology Co.,Ltd.
E90-DTU(433C30E)-V2.0 User Manual
the official website only provides the latest firmware Firmware, please read the upgrade instructions carefully
before upgrading, the firmware number in the picture may be inconsistent with the firmware provided on the
official website, but the upgrade method is the same).
Network upgrade firmware operation steps:
Step 1: Open the host computer, open the device upgrade assistant in the menu bar, and select the required firmware
(the official website provides download firmware);
Step 2: Click to search for devices, and click to stop searching after finding the device;
Step 3: Select the corresponding device that needs to be upgraded;
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