possible upgrade z540 to v804ss ??

[Siemens man]

hi guys
please tell me. possible upgrade z540 to v804ss
any one test it??? tell me
thanks a lot

 

[Mickey Mouse]

The answer is "Yes". U can do well for it

 

[Siemens man]

not working..... i'm downgarde to v804ss, my allways show please wait and restart

 

[Edwins c]

can i unlock this phone if yes pls help on how to do it z540 and d407

 

[Mickey Mouse]

I tested it and worked well. I know why u meet that problem

 

[Siemens man]

@MICKEY.
tell me wich flash and flasher working in z540 to downgrade 804ss. i want downgrade and unlock. tell me where i can find working flash for v804ss. help me
thanks a lot

 

[BMobile]

Maybe V804_MDL , and V804SSFD1. Not tested convert from Z540 to V804ss, but i got the problem like you when i downgrade V804 to lower version. Use another flasher will be ok. Try to test the flasher below. Goodluck.

 

[Mickey Mouse]

The problem is not the flash file but in its downloader

 

[Siemens man]

i'm use this downloader. not working. mickey tell me solution
thanks a lot

 

[Sparepart]

@MICKEY
You never share anything ?