How To Downgrade iPhone 06.15.00 Baseband to 05.13.xx (iPhone 3G Bootloader 5.8 Only)
01/01/11 22:59 Filed in: Iphone Tutorial
Step 1: Download the required certificate file ICE2-06.15.00.cert from here.
Step 2: Install Fuzzyband from Cydia and start this app.
Step 3: Connect your iPhone 3G with computer via USB Cable.
Step 4: Start i-FunBox and click File, then navigate to Applications/Fuzzyband.app, right-click and then select Copy from PC.
Step 5: Select the ICE2-06.15.00.cert file you downloaded earlier and then copy it to this location: Applications/Fuzzyband.app.
Step 6: Now simply disconnect your iPhone from your computer and start Fuzzyband app (which you previously installed using Cydia) on your iPhone.
Step 7: In Fuzzyband, you will now see your current version of Baseband, (which should still be 06.15.00). But now you will have the option to downgrade it to version 05.13.xx.
Step 2: Install Fuzzyband from Cydia and start this app.
Step 3: Connect your iPhone 3G with computer via USB Cable.
Step 4: Start i-FunBox and click File, then navigate to Applications/Fuzzyband.app, right-click and then select Copy from PC.
Step 5: Select the ICE2-06.15.00.cert file you downloaded earlier and then copy it to this location: Applications/Fuzzyband.app.
Step 6: Now simply disconnect your iPhone from your computer and start Fuzzyband app (which you previously installed using Cydia) on your iPhone.
Step 7: In Fuzzyband, you will now see your current version of Baseband, (which should still be 06.15.00). But now you will have the option to downgrade it to version 05.13.xx.
0 Comments
