How to Check iPhone 3GS New Bootrom / Old Bootrom (iBoot) Version

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How to Check iPhone 3GS New Bootrom / Old Bootrom (iBoot) Version
Step 1: Put your iPhone into DFU Mode (not recovery mode)

• Connect your iPhone to your computer.
• Turn iPhone off.
• Start iTunes.
• Hold Power and Home buttons together for 10 seconds or so.
• Release Power button but keep holding the Home button until your computer recognizes a new USB device.
• iTunes will now recognize your iPhone.

Note: Your iPhone screen at this time should be blank (black in color), if not, then you are most likely in Recovery Mode, not DFU mode.


Step 2: Right Click on My Computer and click on: Properties Hardware (tab) - Device Manager


Step 3: Select the to open submenus tree items for Universal Serial Bus (USB) Controller*quot;.


Step 4: Now look for Apple Mobile Device USB Driver right click and select Properties.


Step 5: Go to Details and find Device Instance ID


Step 6: Simply scroll through the string and you ll find the bootrom version (iBoot) as shown in the screenshots below:

iPhone 3GS Old Bootrom 359.3

iPhone 3GS New Bootrom 359.3.2

Step 7: If it 359.3, you have old bootrom. If it 359.3.2 or anything above that, its a new bootrom.


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[siddiq naseer]

thank you for this massage

[born1972]

Hi Sir, It is nice to know about 3Gs. What about iPhone 3G, 4G and 4S? How can we check old and new bootrom in those iPhones? Please kindly let me know.

[facebook.com]

Hi Sir, It is nice to know about 3Gs. What about iPhone 3G, 4G and 4S? How can we check old and new bootrom in those iPhones? Please kindly let me know.

Its different only for iphone 3gs.Check iphone 3gs no need otherwise.


Br,
SH@MIM