Download iPhone Custom Firmware 3.1.3 (IPSW)

You would know by now that apple has pushed iPhone firmware update: iPhone OS 3.1.3 for iPhone and iPod Touches. Almost all the Jailbreak tools like RedSn0w, PwnageTool and Sn0wbreeze has also been updated to jailbreak iPhone OS 3.1.3 but GeoHot is showing to interest in updating BlackRa1n and BlackSn0w to jailbreak and unlock iPhone firmware 3.1.3.

You can jailbreak iPhone 3.1.3 by creating Custom firmware IPSW file using PwnageTool 3.1.5. Which is considered the best way to jailbreak iPhone and iPod Touch but the PwnageTool is available for Mac only. So, only Mac users are able to create custom firmware 3.1.3 using PwnageTool. What if you’re on Windows? and do not own a Mac or don’t want to go through the PwnageTool procedure?? if so, this topic is for you.


Here you can download iPhone OS 3.1.3 Custom firmware for iPhone 3GS, iPhone 3G and iPhone 2G. These custom firmware 3.1.3 are created with PwnageTool and can be restored via iTunes. (Download links below)

IMPORTANT
There are two types of Custom Firmwares available for download below.

1. ACTIVATED: This custom IPSW file is for users who want to unlock their iPhone which means they are NOT on Official Carrier.
2. NOT ACTIVATED: This custom IPSW file is for users who are on Official Carrier only.

So make your choice wisely. You’ll know whether you made the right choice or not once you successfully get the Signals or could Not.
iPhone 3GS users: If you’re an iPhone 3GS user, You’re strongly advised not to play with your 3GS if you depends on unlock because BlackSn0w does NOT work either if you’re on Baseband 05.11.07 (older) and restore with this custom firmware.. you’ve been warned. please note that it works for old Bootrom models only. Don’t even bother trying them if you’re already @ OS 3.1.3.

How to Install iPhone Custom Firmware 3.1.3

1. Download custom firmware (IPSW) (all parts) for your device from links below.
2. Join the splitted custom IPSW file by unpacking them:
   • Mac Users: use BetterZip ( or what ever you want )
   • Windows Users: use HJSplit ( or what ever you want)
3. Put iPhone in recovery mode. (How to: put iPhone into Recovery Mode)
4. Press the Shift key for Windows or ALT for Mac and click restore and use the custom IPSW.
5. It will start restoring your iPhone which may take 10mins and will jailbreak iPhone. (iPhone 2G users are done here >Jailbreak+Unlock<. enjoy OS 3.1.3)
6. iPhone 3GS and 3G users who want to unlock iPhone needs to install UltraSn0w using following guide:
   

   How to: Unlock iPhone 3GS and 3G using UltraSn0w (This works for OS 3.1.3 as well)

Disclaimer: These custom firmwares are for testing and educational purposes only.. Use them at your own risk. We can not be held responsible if anything goes wrong.

Download iPhone Custom Firmware 3.1.3 (IPSW Files)

iPhone 3GS Custom Firmware 3.1.3 IPSW
Activated (for UnOfficial Carrier Users)

RAPIDSHARE
iPhone2_1_3.1.3_7E18_Custom_Restore_Activated.zip.001
iPhone2_1_3.1.3_7E18_Custom_Restore_Activated.zip.002
iPhone2_1_3.1.3_7E18_Custom_Restore_Activated.zip.003
iPhone2_1_3.1.3_7E18_Custom_Restore_Activated.zip.004
MEGAUPLOAD

NOT Activated (for Official Carrier Users)

RAPIDSHARE
iPhone2_1_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.001
iPhone2_1_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.002
iPhone2_1_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.003
iPhone2_1_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.004
MEGAUPLOAD

iPhone 3G Custom Firmware 3.1.3 IPSW

Activated (for UnOfficial Carrier Users)

RAPIDSHARE
iPhone1_2_3.1.3_7E18_Custom_Restore_Activated.zip.001
iPhone1_2_3.1.3_7E18_Custom_Restore_Activated.zip.002
iPhone1_2_3.1.3_7E18_Custom_Restore_Activated.zip.003
MEGAUPLOAD

NOT Activated (for Official Carrier Users)

RAPIDSHARE
iPhone1_2_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.001
iPhone1_2_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.002
iPhone1_2_3.1.3_7E18_Custom_Restore_NOT_Activated.zip.003

iPhone 2G Custom Firmware 3.1.3 IPSW

Activated (for UnOfficial Carrier Users)

RAPIDSHARE
iPhone1_1_3.1.3_7E18_Custom_Restore_Activated.zip.001
iPhone1_1_3.1.3_7E18_Custom_Restore_Activated.zip.002
iPhone1_1_3.1.3_7E18_Custom_Restore_Activated.zip.003
MEGAUPLOAD

Fix 16xx and 29 error During Custom Firmware Restore

If you encounter errors like 1600, 1601, 1602, 1603, 1604 or 29 during custom firmware restore, you can follow the steps mentioned in the guide linked below to get rid of these errors:

Fix 16xx and 29 error

If due to any reason custom firmware 3.1.3 didn’t work for you, you can always use RedSn0w, PwnageTool, Sn0wBreeze to jailbreak iPhone 3.1.3 firmware. Guides are linked below:

• Jailbreak iPhone 3.1.3 using RedSn0w
• Jailbreak iPhone 3.1.3 using RedSn0w (Mac)
• Jailbreak iPod Touch 3.1.3 using RedSn0w
• Jailbreak iPhone 3.1.3 using Sn0wBreeze
• Jailbreak iPod Touch 3.1.3 using Sn0wBreeze

Have fun with jailbreaking and unlocking iPhone.
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You may also be interested in:

• How to: install cracked apps on iPhone/iPod Touch 3.1.3
• How to: Customize iPhone 3.1.3
• How to: SSH into iPhone
• iPhone Themes

Update 1: Download Custom iOS 4 Firmware