← All Guides iPhone 15 Pro Max

iPhone 15 Pro Max Battery Replacement

The iPhone 15 Pro Max has a 4422mAh battery. When battery health drops below 80%, replacement restores all-day battery life and removes performance throttling.

⏱️ 30-45 min💪 Moderate💰 $50-70
⚠️ Before starting:
  • Discharge below 25% for safety
  • Power off completely
  • This breaks water resistance seal

🛠️ Tools

  • Pentalobe P2 screwdriver
  • Tri-point Y000 screwdriver
  • Suction cup & opening picks
  • Spudger & tweezers
  • Heat gun or iOpener

📦 Parts

iPhone 15 Pro Max Battery — $50-70

Shop Batteries →

📋 Steps

  1. Remove bottom screws
  2. Heat & separate display
  3. Disconnect battery first
  4. Remove battery bracket
  5. Heat to soften adhesive
  6. Pull adhesive tabs slowly
  7. Install new battery
  8. Reconnect & reseal

Need Help?

Get Professional Quote →