: With the TV off, insert the USB into a white USB 2.0 port . Press and hold the Power/Standby button on the remote while plugging the TV back in until "Software Updating" appears.
: Place the extracted firmware file (often named something like upgrade_loader.pkg ) onto the root of the USB drive—do not put it inside a folder. Perform the Update : Download Hisense UHD Smart 70M7000UWG part01 rar
: Do not turn off your TV or remove the USB drive during the installation, as this can permanently "brick" the device. Hisense Firmware Downloads & Updates | Support : With the TV off, insert the USB into a white USB 2
* COMMERCIAL. * Firmware Download. SUPPORT. Firmware Download. * Company. Hisense-USA Product Support - Hisense Global : With the TV off