Issue Description
iPhone charges slowly, intermittently, or not at all.
Common Causes
Faulty cable or adapter
Dirty charging port
Optimized charging behavior
Step-by-Step Solution
Step 1: Inspect Charging Cable and Adapter
Use original Apple accessories
Step 2: Clean Charging Port
Use wooden toothpick gently
Remove lint or dust
Step 3: Disable Optimized Battery Charging
Settings → Battery → Battery Health
Turn OFF Optimized Battery Charging (temporarily)
Step 4: Restart iPhone
Test charging again
Explore Further
Wireless charging test
Prevention & Best Practices
Avoid cheap cables.