Found this at
http://na.blackberry.com
BlackBerry Handheld Software v4.2.2.302 (Chinese)
Package Version: 4.2.2.302
Consisting of:
* Applications: 4.2.2.122
* Software Platform: 3.4.0.24
* File name: 8707vCJK_PBr4.2.2_rel302_PL3.4.0.24_A4.2.2.122.exe
* File size: 70.57MB
I noticed my bb starts to slow down after upgrading from original preloaded OS. i have upgraded to various versions but still slow.
Is it possible to downgrade?