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iPhone Not Connecting to Computer? Fix USB Issues

Issue Description 

iPhone is not detected by Mac Finder or iTunes on Windows. 

Common Causes 

Faulty USB cable 

Trust settings blocked 

Outdated software 

Step-by-Step Solution 

Step 1: Use Original Apple Cable 

Avoid charging-only or damaged cables 

 

Step 2: Unlock iPhone 

Computer won’t detect locked devices 

 

Step 3: Update Finder / iTunes 

macOS: Update macOS 

Windows: Update iTunes 

 

Step 4: Restart Both Devices 

Reconnect after restart 

Explore Further 

Try a different USB port or computer 

Prevention & Best Practices 

Avoid third-party cables.