iPhone 8 Screen Replacement Guide
The iPhone 8 is one of the easiest iPhones to repair! With affordable LCD screens and straightforward disassembly, this is a great first repair project. Follow this guide to replace your cracked screen while keeping Touch ID working.
As an Amazon Associate we earn from qualifying purchases. This costs you nothing extra and helps keep this site free.
⚡ Recommended for This Repair
Tools and accessories matched to this guide.
64 bits, pro-grade — for serious DIY repair only
Required for safe electronics cleaning
64 bits, pro-grade — for serious DIY repair only
Required for safe electronics cleaning
📱 iPhone 8 Display Specifications
- Display: 4.7-inch Retina HD LCD
- Resolution: 1334 x 750 pixels, 326 ppi
- Features: True Tone, Wide color (P3), 3D Touch
- Biometrics: Touch ID (home button)
- Frame: Aerospace-grade aluminum
- Back: Glass (wireless charging)
- Release: September 2017
🛠️ Tools Required
- Pentalobe P2 screwdriver
- Tri-point Y000 screwdriver
- Phillips #000 screwdriver
- Suction cup
- Plastic opening picks
- Spudger
- Tweezers
- Hair dryer or heat gun (optional but helpful)
📦 Parts Needed
- iPhone 8 LCD Screen Assembly - $30-60
- Display adhesive (usually included)
📋 Step-by-Step Instructions
Step 1: Power Off & Remove Screws
Power off your iPhone 8 completely. Remove the two pentalobe screws on either side of the Lightning port.
Step 2: Heat Edges (Optional)
The iPhone 8 has waterproof adhesive around the screen. Applying gentle heat makes opening easier. Use a hair dryer on the edges for 1-2 minutes.
Step 3: Create Opening Gap
Apply suction cup to the lower third of the screen (above home button). Pull up firmly while pressing down on the frame to create a small gap.
Step 4: Open From LEFT Side
Insert an opening pick and slide along the left edge, then around the other edges.
Step 5: Open Display
Swing the display open from the left side to about 90 degrees. Support it so it doesn't fall back.
Step 6: Disconnect Battery
Remove the 4 tri-point screws from the battery connector bracket. Lift bracket and disconnect battery with spudger.
Step 7: Disconnect Display
Remove the 5 screws from the display cable bracket. Disconnect:
- Front sensor assembly (top connector)
- LCD panel connector (middle)
- Digitizer connector (bottom)
Step 8: Remove Home Button
The Touch ID home button MUST be transferred to your new screen:
- Remove the bracket screws holding the home button
- Disconnect the home button cable
- Carefully peel the home button from the display
Step 9: Transfer Components
Move to new screen (if not pre-installed):
- Home button (Touch ID) - REQUIRED
- Earpiece speaker
- Front camera assembly
- Metal shield plates
Step 10: Install New Screen
Connect display cables. Reconnect battery. Test before sealing:
- Screen displays properly
- Touch works everywhere
- Touch ID recognizes fingerprint
- Home button clicks properly
Step 11: Seal & Finish
Apply adhesive around edge. Close display, press firmly around perimeter. Replace bottom screws.
✅ Testing Checklist
- ☐ Display works, no dead pixels
- ☐ Touch responsive across entire screen
- ☐ Touch ID unlocks phone
- ☐ Home button clicks and responds
- ☐ 3D Touch/Haptic Touch works
- ☐ Front camera takes photos
- ☐ Earpiece speaker works (make call)
- ☐ Proximity sensor works (screen off during calls)
- ☐ True Tone active
Need Professional Help?
iPhone 8 repairs are straightforward but Touch ID is delicate. Our technicians can complete this repair with guaranteed results.
Get Pro Help →📚 Related Guides
📦 Mail-In Repair Service
Not comfortable doing this yourself? Send your device to a professional repair shop.
🛒 Recommended Products
The #1 repair kit — 64 bits, pro tools, lifetime warranty
EZ Fit tray — foolproof install, 9H tempered glass 2-pack
Charge iPhone, Watch & AirPods — one compact cube