How to upgrade Android smartphone firmware via TF Card / SD Card - Tech Prolonged There are many ways Android users can upgrade their smartphone. One of which is the use of SD card or TF card. Users just need to put the firmware image. May 8, 2010 - I am using an Sprint HTC Hero (CDMA) in this tutorial and in fact this is. Pop open the ROM Manager and click 'Install ROM from SD Card'.
SELECT UPDATE METHOD. = I have a single file with.img extension (you don’t need to connect the TV-Box to a PC). = I have a single file with.img extension (you need to connect the TV-Box to a PC). = I have a single file with.zip extension you don’t need to connect the TV-Box to a PC)!
ATTENTION!. If the TV Box works well for our needs DO NOT UPDATE. If we don’t know what we are doing DO NOT UPDATE. If our TV-Box don’t work and does’t have reset button DO NOT TRY TO UPDATE, claim to the store. Disconnect any other Android device that we have connected. You always have to use a USB 2.0 connector (higher compatibility).
There are many TV-Boxes especially the cheap ones that are copies called ” clones ” that are incompatible with the official roms of the original models and can leave useless our TV Box or do not work the WIFI. It is impossible to know if we have a clone or not without opening the device and comparing it with another original.