Articles tagged with: Downgrade 05.13.03 BB

Downgrade iPhone OS 4.0 Baseband 5.13.03 to 04.26.08 BB Using Fuzzyband

Downgrade iPhone OS 4.0 Baseband 5.13.03 to 04.26.08 BB Using Fuzzyband

If you have recently upgraded your iPhone 3G firmware to 4.0 you must have lost your unlock because of the baseband update to 05.13.03. But do not worry as you can use the latest version of Fuzzyband to downgrade iPhone baseband. Fuzzyband has been updated to include the downgrading support …