you preversing the iPhone4 Baseband Update 4.2.1

Hello,

i found a methode, which let you preversing the iPhone4 Baseband Update!

1) Make sure sauriks server is in etc/hosts
2) Shift Click in iTunes "Update Firmware", choose your 4.2.1 FW.
3) When its done, you get Error "1013"
4) Open latest Tinyumbrella Version => Choose "KICK OUT OF RECOVERY"
5) Done, 4.2.1 with old baseband :) 

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  3. Definitive guide to troubleshoot error 1015 during downgrade iPhone and iPod Touch

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