[{"data":1,"prerenderedAt":291},["ShallowReactive",2],{"blog-article-\u002Fzh\u002Fblog\u002Fclear-premiere-media-cache":3},{"id":4,"title":5,"author":6,"body":7,"category":273,"cover":274,"coverAlt":275,"description":276,"draft":277,"extension":278,"meta":279,"navigation":280,"path":281,"publishedAt":282,"seo":283,"stem":284,"tags":285,"translationKey":289,"updatedAt":282,"__hash__":290},"articles_zh\u002Fzh\u002Fblog\u002Fclear-premiere-media-cache.md","Premiere 缓存怎么清理？不删素材，腾出剪辑空间","Harry",{"type":8,"value":9,"toc":266},"minimark",[10,14,21,30,34,43,46,105,108,112,120,131,154,157,163,173,182,186,197,212,220,224,237,260],[11,12,13],"p",{},"视频素材明明放在 D 盘，剪了一段时间，C 盘却越来越满。用 Premiere（PR）剪视频时，除了素材和成片，软件还会生成媒体缓存；如果缓存留在系统盘，也会占用 C 盘空间。",[11,15,16,20],{},[17,18,19],"strong",{},"Premiere 的媒体缓存可以清理，不需要连素材和工程一起删。"," 代价是下次打开相关项目时，软件可能需要重新生成缓存，暂时多等一会儿。",[11,22,23,24,29],{},"不想自己翻 AppData，可以先用 ",[25,26,28],"a",{"href":27},"\u002Fzh","MangoDisk"," 扫描 Adobe 媒体缓存，看它到底占了多少，再决定是否清理。它还会集中列出其他支持的应用缓存，省去挨个找目录的麻烦。免费开源，无需注册或登录。",[31,32,33],"h2",{"id":33},"媒体缓存不是视频素材",[11,35,36,37],{},"Premiere 会为导入的媒体生成辅助文件，例如音频波形、音频处理所需的缓存，方便后续读取。Adobe 官方说明，这些缓存删除后，会在需要时重新生成。它们和你拍摄的视频、录制的音频、保存的工程不是一回事。",[25,38,42],{"href":39,"rel":40},"https:\u002F\u002Fhelpx.adobe.com\u002Fcn\u002Fpremiere\u002Fdesktop\u002Ftroubleshooting\u002Fmedia-issues\u002Fmanage-media-cache.html",[41],"nofollow","Adobe 媒体缓存说明",[11,44,45],{},"清理时把范围分清楚就够了：",[47,48,49,62],"table",{},[50,51,52],"thead",{},[53,54,55,59],"tr",{},[56,57,58],"th",{},"内容",[56,60,61],{},"是否作为本次清理对象",[63,64,65,78,89,97],"tbody",{},[53,66,67,75],{},[68,69,70,74],"td",{},[71,72,73],"code",{},"Media Cache Files"," 中的媒体缓存",[68,76,77],{},"可以按需清理；重新打开项目时可能需要重建",[53,79,80,86],{},[68,81,82,85],{},[71,83,84],{},".prproj"," 工程、拍摄素材、配音和音乐",[68,87,88],{},"保留，它们是剪辑所需的文件",[53,90,91,94],{},[68,92,93],{},"自动保存的工程备份",[68,95,96],{},"不当成缓存；出错时可能要靠它恢复",[53,98,99,102],{},[68,100,101],{},"代理文件、预览文件、导出的成片",[68,103,104],{},"单独核对用途，不和媒体缓存一起处理",[11,106,107],{},"不要因为某个 Adobe 文件夹很大，就把整个文件夹删掉。真正需要处理的是确认过的缓存目录。",[31,109,111],{"id":110},"用-mangodisk-看清缓存占用再决定要不要清","用 MangoDisk 看清缓存占用，再决定要不要清",[11,113,114,115,119],{},"清理最麻烦的往往不是点“删除”，而是找出值得清理的地方。MangoDisk 的",[25,116,118],{"href":117},"\u002Fzh\u002Fdocs\u002Ffeatures\u002Fdeep-clean","深度清理","会把支持的缓存项目、大小和路径列在一起。Adobe 缓存是不是空间大户，扫描后就能看出来。",[11,121,122],{},[123,124],"img",{"alt":125,"decoding":126,"height":127,"loading":128,"src":129,"width":130},"MangoDisk Windows 版深度清理，按类别查看缓存占用并选择清理项目","async",1233,"lazy","https:\u002F\u002Fassets.mangodisk.app\u002Fimages\u002Fscreenshots\u002Fwindows\u002Fzh\u002Flight-01-deep-cleanup.jpg",1838,[132,133,134,138,144,151],"ol",{},[135,136,137],"li",{},"保存当前工程，等待导出任务完成，退出 Premiere、After Effects 和 Media Encoder。",[135,139,140,141,143],{},"打开 MangoDisk，进入",[17,142,118],{},"，运行标准扫描。",[135,145,146,147,150],{},"在结果中找到 Adobe 媒体缓存，展开查看大小和路径。只想处理这一项，就先选",[17,148,149],{},"暂不选择","，再单独勾选它。",[135,152,153],{},"在清理确认窗口核对所选内容，然后执行清理。",[11,155,156],{},"扫描不会直接删除文件。缓存占用不大、项目又正赶着交付时，也可以先留着，等剪辑结束后再处理。",[11,158,159,160,162],{},"Windows 版目前识别的是以下已知位置中的 ",[71,161,73],{},"，不是整个 Adobe 文件夹：",[164,165,171],"pre",{"className":166,"code":168,"language":169,"meta":170},[167],"language-text","%APPDATA%\\Adobe\\Common\\Media Cache Files\n%LOCALAPPDATA%\\Adobe\\Common\\Media Cache Files\n","text","",[71,172,168],{"__ignoreMap":170},[11,174,175,176,181],{},"这项规则不会扫描其他位置的工程和素材，具体范围可以查看",[25,177,180],{"href":178,"rel":179},"https:\u002F\u002Fgithub.com\u002Fharry0703\u002FMangoDisk\u002Fblob\u002Fv1.1.3\u002Fsrc-tauri\u002Fcrates\u002Fmangodisk-core\u002Frules\u002Ffilesystem\u002Fwindows\u002Fapplication\u002Fapp.adobe-media-cache.toml",[41],"公开清理规则","。如果你改过缓存位置，请到 Premiere 的设置里处理那个目录；标准扫描不会自动覆盖任意自定义路径。",[31,183,185],{"id":184},"只想清-premiere也可以用自带按钮","只想清 Premiere，也可以用自带按钮",[11,187,188,189,192,193,196],{},"在 Windows 上打开",[17,190,191],{},"编辑 → 首选项 → 媒体缓存","，点击“移除媒体缓存文件”旁的",[17,194,195],{},"删除","。两个选项的区别是：",[198,199,200,206],"ul",{},[135,201,202,205],{},[17,203,204],{},"删除未使用的媒体缓存文件","：处理对应源媒体已经找不到的缓存，不等于删除所有旧项目缓存。",[135,207,208,211],{},[17,209,210],{},"删除所有媒体缓存文件","：清理当前缓存位置中的全部媒体缓存，之后按需重建。先保存并关闭所有项目；按 Adobe 的说明，重启 Premiere 后，在打开任何项目之前执行。",[11,213,214,215],{},"只处理 Premiere 当前设置的缓存位置，用这个入口就可以。想同时检查其他应用的缓存占用，再用 MangoDisk 集中整理。",[25,216,219],{"href":217,"rel":218},"https:\u002F\u002Fhelpx.adobe.com\u002Fcn\u002Fpremiere\u002Fdesktop\u002Ftroubleshooting\u002Fmedia-issues\u002Fclear-media-cache-using-preferences.html",[41],"Adobe 官方操作说明",[31,221,223],{"id":222},"经常剪视频顺手调整缓存位置","经常剪视频，顺手调整缓存位置",[11,225,226,227,231,232],{},"如果 C 盘本来就紧张，反复清理只能临时腾出空间。Premiere 的媒体缓存设置支持更改保存位置，可以考虑空间充足、速度合适的 SSD；也可以设置按文件保留时间或缓存大小自动清理。通过软件设置调整，不要直接拖走整个 Adobe 数据目录。",[25,228,230],{"href":39,"rel":229},[41],"Adobe 缓存位置说明"," · ",[25,233,236],{"href":234,"rel":235},"https:\u002F\u002Fhelpx.adobe.com\u002Fpremiere\u002Fdesktop\u002Ftroubleshooting\u002Fmedia-issues\u002Fautomatically-manage-your-media-cache-files.html",[41],"自动清理设置",[11,238,239,240,244,245,249,250,254,255,259],{},"如果清完缓存，C 盘还是不够用，就换个方向找：用 MangoDisk 的",[25,241,243],{"href":242},"\u002Fzh\u002Fdocs\u002Ffeatures\u002Fdisk-analysis","磁盘空间分析","查看大目录，或者按大小",[25,246,248],{"href":247},"\u002Fzh\u002Fblog\u002Ffind-large-files-windows-11","查找 Windows 上的大文件","。占用集中在应用数据目录时，可以接着看 ",[25,251,253],{"href":252},"\u002Fzh\u002Fblog\u002Fwindows-11-appdata-too-large","AppData 清理指南","。不确定用途的文件先保留，删除前可参考",[25,256,258],{"href":257},"\u002Fzh\u002Fdocs\u002Fsafety","安全清理说明","。",[11,261,262,265],{},[25,263,264],{"href":27},"下载 MangoDisk","，先看看 Adobe 和其他应用的缓存占了多少。把值得清理的部分找出来，比为了腾空间反复翻文件夹省事得多。",{"title":170,"searchDepth":267,"depth":267,"links":268},2,[269,270,271,272],{"id":33,"depth":267,"text":33},{"id":110,"depth":267,"text":111},{"id":184,"depth":267,"text":185},{"id":222,"depth":267,"text":223},"Windows 存储","\u002Fimages\u002Fblog\u002Fclear-premiere-media-cache.webp","紫色 Pr 图标旁的缓存方块被橙色刷子扫走，视频素材保留在另一侧的文件夹里","Premiere（PR）缓存占用 C 盘空间？分清媒体缓存与素材、工程，用 MangoDisk 查看 Adobe 缓存大小并按需清理，也可通过 Premiere 自带设置释放空间。",false,"md",{},true,"\u002Fzh\u002Fblog\u002Fclear-premiere-media-cache","2026-09-22T11:50:00+08:00",{"title":5,"description":276},"zh\u002Fblog\u002Fclear-premiere-media-cache",[286,287,288],"Premiere 缓存清理","PR 媒体缓存","Adobe 缓存","article-clear-premiere-media-cache","YV3UFv_RzSobSxQdQoxrLeHdKqZTOWCLcDidBBrMkFo",1790049635946]