Dear Customers:

Thanks for your continuous attention and support to YM products.

- For more details, please refer to the attached instruction below. Please be sure to read the instruction carefully before the upgrade. And follow the right procedures while upgrading it.  

ETC Upgrade Instruction-YM Sereies-20220908 V2-.pdf

update_20240103_170811_s2etcv5.tar.gz

update_20240103_140107_s3etcv5.tar.gz