Observação: inscreva-se para participar do programa de pesquisa para criadores do YouTube e ajude a melhorar o YouTube para Criadores. Saiba mais.

Official YouTube Help Center where you can find tips and tutorials on using YouTube and other answers to frequently asked questions.

显微镜的光路中Scan lens和Tube lens是干嘛用的？ 如图是双光子显微镜的光路示意图，其中经过多个透镜貌似是要把平行光束放大再透过物镜？ 为什么要这么做？ 那个Scan lens和Tube …

您可以在 YouTube 官方帮助中心找到各种提示和辅导手册，从中了解如何使用本产品以及其他常见问题的答案。

With the YouTube Music app, you can watch music videos, stay connected to artists you love, and discover music and podcasts to enjoy on all your devices. How

View your dashboard To open your dashboard, either: Go directly to YouTube Studio. From anywhere on YouTube, select your profile picture YouTube Studio. Navigate your dashboard …

YouTube's strengthened approach to online gambling and graphic violence in gaming Hi Creators, Starting on November 17th, 2025, we ll be strengthening enforcement of our Community Gu…

Your viewers can hype your videos to show their excitement for your content and help your channel get discovered by new audiences. Learn how to manage your hyped videos. How …

Note: YouTube doesn't accept payment for better placement within organic search results, nor do we treat content that is Google-owned more favorably than any other creator.

Centre d'aide officiel de YouTube Music où vous trouverez des conseils et des didacticiels sur l'utilisation du produit, ainsi que les réponses aux questions fréquentes.