help to downgrade from 907 to 221

dahool2008 · Feb 12, 2014

Hello,

how can i downgrade from Firmware 907 to 221 ? I have put the firmware dload to sd card and make a local update. After the phone reboots an check every file modem, system and so on... all is okay but it then do not downgrade to 221 and write FAIL to the screen.

i'm very happy if anybody can help me how to downgrade to firmware 221

Thanks for your Help

Susan

scpion · Feb 12, 2014

dahool2008 said:
Hello,

how can i downgrade from Firmware 907 to 221 ? I have put the firmware dload to sd card and make a local update. After the phone reboots an check every file modem, system and so on... all is okay but it then do not downgrade to 221 and write FAIL to the screen.

i'm very happy if anybody can help me how to downgrade to firmware 221

Thanks for your Help

Susan

Do the 3 button combo thing.

Try using a smaller capacity SD card (8GB) and re-download the firmware again. Maybe its corrupted.

dahool2008 · Feb 12, 2014

Thanks for your help. Use a 16gb it works-with the 32gb it makes the errors. Thanks again

Topics

Topics

help to downgrade from 907 to 221

dahool2008

Member

scpion

Senior Member

dahool2008

Member

Similar threads

New posts