优酷视频下载到手机上的过程：
1.在手机中找到优酷视频APP然后打开。
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2.在优酷视频主界面找到你想要下载的视频，然后打开进入播放界面，下面以电视剧为例子。
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3.在视频播放界面点击右下角图中箭头所指选项。
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4.在缓存界面可以选择你想要缓存视频的清晰度，然后点击对应集数即可缓存。缓存后点击右下角【查看缓存】选项。
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5.在我的缓存界面即可看到自己已经缓存的视频。
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