How do I update the software on my iPhone 3GS?
- Select Settings.
- Select General.
- Select Software Update.
- If your iPhone is up to date, you will see the following screen.
- If your iPhone is not up to date, select Download and Install. Follow the instructions on the screen.
How do I choose which iOS to update?
By alt-clicking on the update-button in iTunes you are able to select a specific package you want to update from. Select you downloaded package and wait until the software ist installed on the phone. You should be able to install the most recent version of iOS for your iPhone model this way.
How can I restore my iPhone 3g?
Hold down the sleep/wake button (top button) and the home button (round button) at the same time until your device turns off. Release the sleep/wake button but, continue to hold down the home button. You should see a notification from iTunes indicating it has found a device in recovery mode.
How do I get the iOS 7 update?
Go to Settings > General, then tap Software Update. If you see two software update options available, choose the one that you want to install. Tap Install Now. If you see Download and Install instead, tap it to download the update, enter your passcode, then tap Install Now.
Can I download old iOS versions?
You can downgrade iOS to any version that Apple continues to sign. Apple typically stops signing previous versions about two weeks after a new release, so your downgrade option will be limited to the previous version only. If you jailbreak your iPhone, you may be able to install an older unsigned version of iOS.
How can I update my old phone?
You can also simply run a beefed up version of your existing OS, but do make sure that you choose the right ROMs.
- Step 1 – Unlock the Bootloader.
- Step 2 – Run a Custom Recovery.
- Step 3 – Backup the existing Operating system.
- Step 4 – Flash the Custom ROM.
- Step 5 – Flashing GApps (Google apps)
How do you reset a disabled iPhone 3GS?
2- Open iTunes on your computer and connect the iPhone 3GS to a computer (you must have iTunes installed on your PC or Mac). 3- When you connect it, the Apple logo will appear on your phone, press and hold the center Home button or lower Volume (iPhone 7 or higher) and the power button.
How do I change my iPhone 3 from 4G to 7g?
Switch between 3G/4G – Apple iPhone 7
- Select Settings.
- Select Mobile Data.
- Select Mobile Data Options.
- Select Voice & Data.
- To enable 3G, select 3G.
- To enable 4G, select 4G.