For updating the ST16 just copy the ST16_V3.1.27.yuneec file into the internal memory to your ST16.
You do not need a Micro-SD-Card for the update.
Using a sd-card for the update may make problems.
Documentation Library - Typhoon HCan someone please post the drone firmware for the Typhoon H ? Would appreciate it since the website does not load and unable to download the necessary files to update the firmware on the drone. thank you.