Categoria
Audio and video
Audio, video, headphones, speakers, and media playback.
Practical guide
Sobre Audio and video
Audio and video provides guidance for handling common situations safely and with better information. These guides help you recognize the problem, understand likely causes, and decide what to do next.
You will find content about audio, video, headphones, speakers, and media playback. Each solution presents clear steps, important warnings, and signs that indicate when to stop and seek specialized help.
Start with the problem closest to your situation, review the recommendations carefully, and follow the safety measures before acting.
Most accessed problems
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Wi-FiSolutions for Audio and video
Microphone Not Working: How to Adjust It on Phone and PC
Learn why the microphone não está captando your voz in chamadas, reuniões online, gravações or apps and see how to fix the problem safely.
15 minutes
Video Won't Play on Your Phone or Computer: How to Fix It
Learn how to troubleshoot videos that will not open, keep buffering, freeze, or play without picture or sound on a phone, computer, browser, or app.
15 minutes
Laptop Camera Not Working: How to Enable Access
Learn the fix problems of webcam integrada or camera external that não abre in reuniões, videochamadas, gravações and apps of videoconferência.
15 minutes
Frequently asked questions about Audio and video
Quick answers to common questions.
How do I find the right solution in Audio and video?
Choose the guide whose title and description best match your situation. Read the initial safety guidance before taking any step.
When should I seek professional help?
Seek a professional when there is a safety risk, missing equipment, worsening symptoms, or uncertainty about how to proceed.