iPhone firmware v2.1 manual jailbreak instructions
September 12, 2008 by james
Although iPhone firmware v2.1 was only released a few hours ago, there’s already a way to jailbreak it, allowing you to run third party apps on both original iPhone 2G and new iPhone 3G.
While this is not exactly straightforward, according to iPhone hacker “BigBoss“, one has to follow the events sequence specified below in order to jailbreak iPhone firmware v2.1.
NOTE: this will not unlock your iPhone.
1) Download the 2.1 iPhone 3G firmware or (original) iPhone 2G firmware.
2) Install iTunes 8
3) Update the iPhone with iTunes and make sure it is activated!
4) Uninstall iTunes v8
5) Uninstall Apple Mobile Device Support (From Add/Remove Programs in Control Panel)
6) Install iTunes v7.7.*

7) Download Quickpwn with the correct 2.1 bundle inside it.
Run Quickpwn, select your iPhone1,2_2.1_5F136_Restore.ipsw or iPhone1,1_2.1_5F136_Restore.ipsw from step 1.
9) You can select cydia and installer and logos if you wish (make sure you select Cydia).
10) When it is finished the phone will reboot… Cydia and Installer will NOT be visible
11) Download TotalCommander and t-pot addon
12) Install TotalCommander and in the left pane navigate to T-PoT.1.1.zip and click on it. It will install t-pot automatically.
13) Download the mobileinstallation patch
14) Use Totalcommander to install patched mobileinstallation to /System/Library/PrivateFrameWorks/MobileInstallation.framework … click on the drop-down box [-\-] top left and select network neighborhood then t-pot. Remember to back up your original mobileinstallation first!
15) Still in TotalCommander delete /private/var/mobile/Library/Caches/com.apple.mobile.installation.plist
16) Reboot the phone and all is good!
17) Install “CacheDel” from cydia. Run this after each Cydia update. Soon, Cydia, itself will be updated and this step will no longer be necessary.
We did not try this iPhone firmware v2.1 jailbreak method yet so we would appreciate your comments if you’ve tried it.
Related posts:
- QuickPwn now jailbreaks iPhone firmware v2.1 (Mac / Windows)
- Jailbreak / Unlock iPhone (2G / 3G / 3GS) v3.0.1 firmware with redsn0w / ultrasn0w
- iPhone 3G / 3GS jailbreak / unlock guide for v3.0.x firmware
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