Many users find success by emailing the seller directly through their order history. They often send a .bin file and instructions. Step-by-Step: How to Update Your ZJBox
Resolves freezing menus or laggy remote control response times. zjbox firmware
Go to Menu > System > Software Update > USB Upgrade . Start the Process: Select the file and press OK. Many users find success by emailing the seller
Use a thumb drive formatted to FAT32 .
Ensure the USB is FAT32 and the file is in the root directory. Rename the file to something simple like update.bin if the current name is too long. Go to Menu > System > Software Update > USB Upgrade
If the box won't boot, try a "Hard Reset" by unplugging the power cord for 60 seconds.
Place the firmware file in the "root" directory (not inside any folders).