Symbian-Developers

Symbian^3, Anna, Belle Forum => General Symbian^3 Discussions => Topic started by: 0sid0 on January 24, 2013, 11:43:00 pm

Title: question about downgrading software
Post by: 0sid0 on January 24, 2013, 11:43:00 pm
i want to know that why we cant downgrade our cell phones? what changes does the nokia makes in the core so that the phone doesn't boots up when flash with a lower version?
Title: Re: question about degrading software
Post by: Allstar12345 on January 26, 2013, 03:48:54 am
Only first generation Symbian^3 devices can be downgraded, these are the N8, C7, E7,C6-01, E6, X7, Oro.. and some Chinese models..

The others.. we don't know really.. I think it's something to do with one of the hash checks.
Title: Re: question about downgrading software
Post by: 0sid0 on January 26, 2013, 03:56:52 pm
Quote from: Allstar12345 on January 26, 2013, 03:48:54 am
Only first generation Symbian^3 devices can be downgraded, these are the N8, C7, E7,C6-01, E6, X7, Oro.. and some Chinese models..

The others.. we don't know really.. I think it's something to do with one of the hash checks.
what is the difference between higher core and lower version core?
Title: Re: question about downgrading software
Post by: Allstar12345 on January 26, 2013, 04:29:19 pm
Quote from: 0sid0 on January 26, 2013, 03:56:52 pm
what is the difference between higher core and lower version core?
Whatever they change, we don't know what they add or remove.
Title: Re: question about downgrading software
Post by: SANJAY on February 16, 2013, 11:58:33 pm
Wish 2nd Gen Belle phones could be downgraded  :'(