It is important to have a jailbroken iPhone for this to work. Full step-with the aid of-step information for jailbreaking iPhone 2G/3G operating iPhone firmware 3.1.2.
Once you are done with the jailbreak, follow the simple steps below to enable iPhone 3GS Battery Percentage option in your iPhone 3G and iPhone 2G:
Step 1: Add http://apt.iphone-storage.de repository on your iPhone. To do this:
- Start “Cydia” on your iPhone.
- Touch on “Manage” tab on the bottom.
- Now touch on “Sources” as seen in the screenshot below:
- Touch on “Edit” and then on “Add”. You will be prompted to enter a url source as seen in the screenshot below. Type “http://apt.iphone-storage.de ” and touch on“Add Source”.
Cydia will now automatically update your sources by following a series of automated steps.
Step 2: After installation is completed. Search for “asBattery” in Cydia and install this app. This app will automatically add Battery Percentage toggle on your iPhone 2G and iPhone 3G.
Step 3: Now simply restart your iPhone and then navigate to Settings –> General –> Usage. You should now have iPhone 3GS Battery Percentage on your iPhone 2G/3G as shown in the screenshot below: