win7怎么升级到win10(旧电脑越来越慢，想重装给小孩学习用，是XP好还是win7好)

{!-- PGC_VIDEO 720, "vposter"//p3-sign.toutiaoimg.com/mosaic-legacy/2f3ef0001bbc5433cbea3~noop.image?x-expires=1977196311&x-signature=7JnxHHbBBV2HnRSJAp1CQT0NU6c%3D", "thumb_width" "v02016150000borr9jjivfcuiq4qgpu0", "vu" 83.77, "thumb_url" "2f3ef0001bbc5433cbea3", "video_size" {"duration" 720, "w" {"duration" 720, "w" {"duration" 720, "w": 1280}}} --}

建议你看一下我的视频，希望你满意。如果你喜欢点个赞呗。