iPhone White Screen of Death

Failed upgrade, jailbreak or hardware problem can lead to iPhone White Screen of Death. You can restart the device. If that fails to resolve the issue, hard reset (factory reset) your iPhone. If hard reset too does not work, boot your iPhone in DFU (Device Firmware Upgrade) mode.

iPhone White Screen of Death

But remember, both hard rest and booting in DFU mode will clear all your settings and data on iPhone. If you confront a situation where your iPhone is stuck at white screen and you do not have iCloud or iTunes backup, then, first recover your complete data through Stellar Recovery for iPhone. Next fix iPhone white screen with hard reset or DFU mode.