Turn off the device (or wait until the battery dies and charge it slightly).
If the screen works in Safe Mode, the black screen was caused by a recently installed app. Uninstall any suspicious apps and restart normally. 5. Clear Cache Partition via Recovery Mode How to fix SYMPHONY Z33 black screen
Long-press the icon on the screen until a "Reboot to Safe Mode" prompt appears. Tap OK . Turn off the device (or wait until the
The troubleshooting steps below start with the easiest software fixes and progress to hardware diagnostics. How to fix SYMPHONY Z33 black screen