: Go to Settings > Support > System Update > Upgrade from USB .
usually indicates a manual firmware update package. These multi-part files must be fully downloaded and extracted together to produce a single .pkg or flash file for your TV. How to Get and Use Official Firmware Download Hisense UHD Smart 70M7000UWG part01 rar
: Visit the Hisense Firmware Download page and enter your TV's Serial Number to find the exact software version for your unit. Global Support : If the US site doesn't list your specific model ( 70M7000UWG ), check the Hisense Global Support site. : Go to Settings > Support > System
: 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. How to Get and Use Official Firmware :
: If you cannot find the file online, Hisense support can often provide a direct download link or even send a physical USB stick with the update. Installation Steps
Once you have all the .rar parts (e.g., part01, part02) and have extracted them: : Format a USB stick to FAT32 .