Xperia Tipo ST21i supports Android 2.3.6?

[plusin]

Sounds crazy but I think for there work faster, can be possible a downgrade official? Thanks!

[Uliwooly · Accepted solution]

contact your local Sony repair center they MIGHT be able to downgrade, the other alternative is Flashtool

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[Uliwooly]

this is how to downgrade

http://talk.sonymobile.com/thread/41609

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