Issue Description
iPhone screen stays black and does not respond.
Common Causes
Display crash
iOS system failure
Battery issue
Step-by-Step Solution
Step 1: Force Restart
Use model-specific force restart
Step 2: Charge iPhone
Plug in for at least 30 minutes
Step 3: Connect to Computer
Check if device is detected
Step 4: Restore via Recovery Mode
Use Finder or iTunes if necessary
Explore Further
Hardware inspection if screen stays black
Prevention & Best Practices
Keep iOS updated.