The most update client version of OSCALL T5+ is V1.4.3, and the most update firmware is V1.7. You can check your current version through “setting - system - about”. To upgrade your client, you need to reinstall a new client. Please go to “
http://www.boenz.com/Support/?cl=0&id=3&lg=en” to see how to install a new client. This page only introduce the firmware update method.
We recommend you to follow our instruction to upgrade your firmware. A proper firmware upgrade process is safe and it will not delete user’s data or affect the warranty.