Speed Up Your Old 3G iPhone – Downgrade to older software Release
March 8 Random Tech/Web Area galininexpensively If you have an iPhone 3G and upgraded to the new iPhone operating system, iOS 4.0 or above, you may notice your phone moves slower than it did before. Here is a very useful tutorial I followed.
http://fabcare.com/how-to-write-an-advocacy-notice-step-information Useful iPhone 3G Downgrade Tutorial.
- Download the files the tutorial tells you to. (There RecBoot link wasn’t working but I found it on google – link to RecBoot download.
- Put the phone in DFU mode using the tutorials instructions.
- Restore the iPhone and use RecBoot to boot restored and downgraded iPhone.
Steps to Downgrading iPhone 3G
If you really want to play around with your iPhone go to jailBreakMe.com. Voids your warranty but not considered illegal.