Question: how to update zhiyun crane 2?
Answer: Download calibration upgrade tool and firmware. Enter www.zhiyun-tech.com, Enter CRANE 2 product page and click [download]. ... 
Download driver. Unzip ZHIYUN USB Driver file and download [ZYCDC_Setup.exe].
Open calibration upgrade tool. ... 
Update firmware. ... 
Click [Upgrade] and wait for the update.