Software Update Iphone No Wifi. Please ensure that you have a backup of your data before proceeding to the steps since the existing data might get lost after the updating. Click the icon shaped like your device.
You may be required to enter the Wi-Fi password. Do this by navigating to Settings Reset Reset Network Settings. Check out the many ways you can fix an iPhone that cant connect to Wi-Fi and get back to high-speed internet access.
4 Click Check for Update.
Your downloads should continue over LTE cellular. Your iPhone will have been refreshed after it gets back to the home screen. Check out the many ways you can fix an iPhone that cant connect to Wi-Fi and get back to high-speed internet access. This can work fine since you are using a WiFi connection even though it from another phone over Cellular Data.