✳DEVICECHECKUPTHE REPAIR LAB / 001

YOUR DIGITAL REPAIR WORKBENCH // BUILT FOR EVERY DEVICE

Find the fault.
Fix the problem.

Run real, private browser-based checks on your devices. Trace common issues with clear repair guides. No downloads. No accounts. No guesswork.

Explore diagnostic tools ↗Browse repair guides ↗

● LIVE BROWSER TESTS◈ LOCAL-FIRST PRIVACY✦ FREE ACCESS

01 / START DIAGNOSING

Pick a test. Get answers.

View every tool ↗

01Microphone TestCheck microphone input with a live sound level meter and permission feedback.↗02Webcam TestPreview your camera and inspect video dimensions without uploading video.↗03Speaker TestPlay a short left/right audio signal and confirm that speakers work.↗04Headphone Left Right TestIdentify stereo channels using local test tones.↗05Keyboard TesterSee keys light up as you press them in your keyboard.↗06Mouse TesterCheck buttons, scroll wheel, movement and double clicks.↗07Dead Pixel TestDisplay full-screen solid colors to inspect pixels.↗08Screen Color TestCheck solid screen colors and gradients.↗09Refresh Rate TestEstimate screen refresh frequency using animation frames.↗10Touchscreen TestDraw with fingers to check touch responsiveness.↗11Multi-Touch TestCount simultaneous touch pointers on supported screens.↗12Browser Capability TestCheck supported browser APIs and secure-context status.↗

02 / FIELD MANUALS

Repair starts with understanding.

All repair guides ↗

REPAIR NOTE / MICROPHONE

Microphone Not Working? How to Fix It

Read repair steps ↗REPAIR NOTE / WEBCAM

Webcam Not Working? Troubleshooting Guide

Read repair steps ↗REPAIR NOTE / SPEAKERS

Speakers Not Working? Fix Missing Sound

Read repair steps ↗REPAIR NOTE / HEADPHONES

One Headphone Side Not Working?

Read repair steps ↗REPAIR NOTE / KEYBOARD

Keyboard Keys Not Working?

Read repair steps ↗REPAIR NOTE / MOUSE

Mouse Double Clicking Unexpectedly?

Read repair steps ↗