Go to Settings or Tools , then look for Software Upgrade or USB Upgrade .
If the menu allows, back up your current channel list to the USB drive before upgrading, as firmware updates often reset these settings. Download QBOX Q999 1506G STG1 29114 20200401 bin
The .bin file is a raw binary image of the receiver's operating system. The specific version 20200401 refers to the release date of April 1, 2020. Go to Settings or Tools , then look