Before you open it · 3D X-ray & repair risk
See inside before you open it up.
Every guide starts with an X-ray of the closed device: where a pick must not go, the cables hidden under each edge and every screw by its length. Then phones, watches, consoles and controllers, laptops, tablets, home appliances and car jobs come apart screw by screw in your browser, with the traps to avoid played out and a straight answer to DIY or a repair shop.
Browse the teardownsOpen the Phone teardown
- Risk map before you open it
- DIY or shop? scorecard
- Explode every layer
- Reassemble in reverse
- Traps to avoid in red
The teardowns

Risk: HIGH
Phones & Wearables
iPhone 16 Battery & Back Glass Teardown — Interactive 3D Teardown
9 stepsExplode & Reassemble3 traps to avoid

Risk: HIGH
Phones & Wearables
iPhone 15 Battery Replacement — Interactive 3D Teardown
9 stepsExplode & Reassemble2 traps to avoid

Risk: HIGH
Phones & Wearables
iPhone 13 Screen & Battery Replacement — Interactive 3D Teardown
9 stepsExplode & Reassemble3 traps to avoid

Risk: HIGH
Phones & Wearables
iPhone 14 Pro Max Screen Replacement — Interactive 3D Teardown
10 stepsExplode & Reassemble2 traps to avoid

Risk: HIGH
Phones & Wearables
Galaxy S24 Ultra Battery Replacement — Interactive 3D Teardown
9 stepsExplode & Reassemble2 traps to avoid

Risk: MED
Phones & Wearables
Galaxy S23 Charging Port Replacement — Interactive 3D Teardown
8 stepsExplode & Reassemble3 traps to avoid

Risk: HIGH
Phones & Wearables
iPhone 15 USB-C Charging Port Replacement — Interactive 3D Teardown
10 stepsExplode & Reassemble2 traps to avoid

Risk: HIGH
Phones & Wearables
Apple Watch Series 8 Screen & Battery Teardown — Interactive 3D Teardown
8 stepsExplode & Reassemble4 traps to avoid

Risk: HIGH
Phones & Wearables
Smartphone Screen and Battery Teardown — Interactive 3D Teardown
10 stepsExplode & Reassemble3 traps to avoid

Risk: HIGH
Consoles & Controllers
PS5 DualSense Controller Stick Drift & Hall Effect Teardown — Interactive 3D Teardown
8 stepsExplode & Reassemble3 traps to avoid

Risk: MED
Consoles & Controllers
Nintendo Switch Joy-Con Analog Stick Drift Replacement — Interactive 3D Teardown
7 stepsExplode & Reassemble4 traps to avoid

Risk: MED
Consoles & Controllers
Original PS5 Fan Cleaning and M.2 SSD Upgrade — Interactive 3D Teardown
7 stepsExplode & ReassembleScrew length map

Risk: HIGH
Consoles & Controllers
Xbox Series X|S Controller Bumper & Stick Repair — Interactive 3D Teardown
10 stepsExplode & ReassembleTraps: the hidden screw, the motor wires

Risk: MED
Laptops & Tablets
MacBook Air M1 Battery and Trackpad — Interactive 3D Teardown
11 stepsExplode & Reassemble3 traps to avoid

Risk: MED
Laptops & Tablets
Gaming Laptop Cooling Fan Cleaning, Thermal Paste & SSD Upgrade — Interactive 3D Teardown
9 stepsExplode & Reassemble3 traps to avoid

Risk: HIGH
Laptops & Tablets
iPad 9 Glass & Digitizer Replacement — Interactive 3D Teardown
10 stepsExplode & Reassemble3 traps to avoid

Risk: MED
Home Appliances
Dyson V11 Battery, Filter and Cyclone Teardown — Interactive 3D Teardown
7 stepsExplode & ReassembleThe hidden handle screw

Risk: MED
Home Appliances
Nespresso CitiZ Pump, O-Ring and Flowmeter Teardown — Interactive 3D Teardown
7 stepsExplode & ReassembleThe tiny O-ring

Risk: MED
Home Appliances
Robot Vacuum Wheel, Battery and Brush Gearbox Teardown — Interactive 3D Teardown
9 stepsExplode & ReassembleCaptive screws vs loose

Risk: MED
Cars & Maintenance
Change Your Engine Oil and Oil Filter — Interactive 3D Repair Guide
11 stepsThe right plug, the right seal3 traps to avoid

Risk: MED
Cars & Maintenance
Replace Car Disc Brake Pads — Interactive 3D Repair Guide
11 stepsHeld on a stand, not the jack4 traps to avoid

Cars & Maintenance
Change a Flat Tyre — Interactive 3D Repair Guide
13 steps4 traps to avoidNut torque and jack risk

Risk: LOW
Cars & Maintenance
Replace a Car Headlight Bulb (H7) — Interactive 3D Repair Guide
10 stepsThe H7’s spring clip in X-ray3 traps to avoid

Risk: MED
Cars & Maintenance
Replace Spark Plugs and Ignition Coils — Interactive 3D Repair Guide
10 stepsTorque in an aluminium head3 traps to avoid

Risk: LOW
Cars & Maintenance
Car Cabin Air Filter Replacement — Interactive 3D Repair Guide
6 stepsHands only2 traps to avoid

Risk: LOW
Cars & Maintenance
Car Key Fob Battery Replacement — Interactive 3D Repair Guide
5 stepsCR2032 · 3 V3 traps to avoid

Cars & Maintenance
Jump-Start a Car with a Flat Battery — Interactive 3D Repair Guide
8 steps2 traps to avoidVoltage, clamps and charge

Risk: LOW
Tech & Peripherals
Mechanical Keyboard Switch Teardown — Interactive 3D Teardown
6 stepsExplode & ReassembleActuation at 2.0 mm2 traps to avoid

Risk: MED
How It Works
Camera Lens and Aperture Teardown — Interactive 3D Teardown
6 stepsLive f-numberTraced light rays2 traps to avoid

Risk: HIGH
How It Works
AirPods Pro & Charging Case Anatomy — Why They Are Almost Impossible to Open
6 stepsExplode & ReassembleCharging case2 traps to avoid

How It Works
How a Four-Stroke Engine Works — Interactive 3D Guide
7 stepsLive crank angleExplode & Reassemble2 traps to avoid

How It Works
How a Mechanical Watch Works — Interactive 3D Guide
7 steps29 parts in 7 layersBeats, reserve, seconds wheel2 traps to avoid

How It Works
How a Key Opens a Pin Tumbler Lock — Interactive 3D Guide
6 steps19 partsPins aligned, shear line, plug torque2 traps to avoid