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随着新冠病毒疫情的增加与延长，各地网络服务使用量大增，为减低网络负担，如今YouTube开始在全球范围降低视频的默认品质至480P（SD标清），为期一个月。

根据YouTube的说法，这个措施将会持续一个月左右，大家在YouTube上看视频将会默认以480P的标清形式进行。虽然如此，这不代表用户就不能看到HD高清视频（720P及以上），大家还是能手动调整到高清品质的。

YouTube声明指出，虽然不认为全球的网络带宽会不够用，但各国政府也开始出现了这样的疑虑，因此进行了一个这样的预防举措。

何况，除了高清控，在一般情况下特别是用手机观看YouTube视频，480P清晰度已经够用了。

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