Steps of iPhone Black Screen Fix
Step 1. Connect your iPhone and start the program
First of all, download Fix Recovery and run it on the computer. Connect your iPhone to the computer through USB cable. On the primary window of the program, move to the mode "iOS System Recovery". When your iOS device is detected, click "Start" button to continue.
Step 2. Download the firmware
After detecting your iPhone's current iOS version, the program will download the latest version of the firmware. Press "Download" button to download the firmware for your iPhone.
Step 3. Fix iPhone black screen
When the download completes, Fix Recovery will be in the process of repairing your iPhone in order to getting out of iPhone screen black situation. Your data will not be damaged in this process. Your iPhone will restart to normal mode in less than 10 minutes.
Follow the above steps carefully, iPhone black screen of death fix is already done on your iPhone. However, if it doesn't work, it will probably be the hardware problem. You need to go to your Apple store or any other Apple device repair shop nearby for hardware repair. In this case, you can use Fix Recovery software to restore your iPhone data from iTunes or iCloud.