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VIP会员是什么？如何开通？",[11,102,103],{},"VIP会员是针对PDF转换、PPT转视频等高级服务的付费权益。开通方式：",[39,105,106,112,115],{},[42,107,108,109],{},"登录后进入",[86,110,77],{"href":111},"\u002Fuser",[42,113,114],{},"点击\"开通会员\u002F续期会员\"按钮",[42,116,117],{},"跳转到会员开通页面完成支付",[11,119,120,121,125],{},"VIP到期时间（",[122,123,124],"code",{},"minipdfVipDeadline","）会在个人中心和顶部导航中展示。",[19,127,129],{"id":128},"q-什么是转换记录保存多久","Q: 什么是转换记录？保存多久？",[11,131,132,133,136,137,140,141,144],{},"转换记录页面（\u002Frecords）展示你处理过的所有文件任务，包含",[34,134,135],{},"普通转换任务","和",[34,138,139],{},"PPT转视频任务","两个标签页。记录自动保存",[34,142,143],{},"2天","，2天后自动清除。支持重新下载处理结果、删除记录、重试失败任务。",[19,146,148],{"id":147},"q-退出登录后数据会丢失吗","Q: 退出登录后数据会丢失吗？",[11,150,151],{},"退出登录只会清除登录凭证，不影响收藏、最近使用记录（保存在浏览器本地）和已完成的转换记录（保存在服务器）。重新登录后转换记录依然可见。",[15,153,154],{"id":154},"相关推荐",[65,156,157,163,169],{},[42,158,159],{},[86,160,162],{"href":161},"\u002Fhelp\u002F91aitool-getting-started","91AI工具新手入门指南",[42,164,165],{},[86,166,168],{"href":167},"\u002Fhelp\u002F91aitool-records-download-faq","文件处理与转换记录常见问题",[42,170,171],{},[86,172,174],{"href":173},"\u002Fblog\u002Fonline-tools-security-complete-guide","91AI工具文件安全隐私指南",{"title":176,"searchDepth":177,"depth":177,"links":178},"",2,[179,188],{"id":17,"depth":177,"text":17,"children":180},[181,183,184,185,186,187],{"id":21,"depth":182,"text":22},3,{"id":28,"depth":182,"text":29},{"id":59,"depth":182,"text":60},{"id":99,"depth":182,"text":100},{"id":128,"depth":182,"text":129},{"id":147,"depth":182,"text":148},{"id":154,"depth":177,"text":154},"basics","91AI工具账号登录与VIP会员常见问题解答，介绍无需注册即可使用和微信扫码关注公众号登录的具体步骤、登录状态每日过期机制，登录后获取PDF转换更多免费次数、个人中心查看用户ID和VIP到期时间、转换记录管理、PPT转视频剩余时长查看等专属权益，以及VIP会员开通跳转方式、订单记录查询、退出登录数据保留情况等使用细节。","md",[193,194,195,196,197],"91AI工具登录","VIP会员","微信扫码登录","会员权益","账号问题",{},true,"\u002Fhelp\u002Ffaq\u002F91aitool-account-vip-faq",{"title":6,"description":190},"help\u002Ffaq\u002F91aitool-account-vip-faq","faq","2026-08-01","7D_r6eInutTYJrTwZsZmQJi0OJtMA8arpd84FZVsZe0",[207,322,686],{"id":5,"title":6,"body":208,"category":189,"description":190,"extension":191,"keywords":319,"meta":320,"navigation":199,"path":200,"relatedTools":3,"seo":321,"stem":202,"type":203,"updatedAt":204,"__hash__":205},{"type":8,"value":209,"toc":308},[210,212,214,216,218,220,224,234,236,238,240,260,262,264,274,278,280,288,290,292,294],[11,211,13],{},[15,213,17],{"id":17},[19,215,22],{"id":21},[11,217,25],{},[19,219,29],{"id":28},[11,221,32,222,37],{},[34,223,36],{},[39,225,226,228,230,232],{},[42,227,44],{},[42,229,47],{},[42,231,50],{},[42,233,53],{},[11,235,56],{},[19,237,60],{"id":59},[11,239,63],{},[65,241,242,246,250,256],{},[42,243,244,72],{},[34,245,71],{},[42,247,248,78],{},[34,249,77],{},[42,251,252,84,254,90],{},[34,253,83],{},[86,255,89],{"href":88},[42,257,258,96],{},[34,259,95],{},[19,261,100],{"id":99},[11,263,103],{},[39,265,266,270,272],{},[42,267,108,268],{},[86,269,77],{"href":111},[42,271,114],{},[42,273,117],{},[11,275,120,276,125],{},[122,277,124],{},[19,279,129],{"id":128},[11,281,132,282,136,284,140,286,144],{},[34,283,135],{},[34,285,139],{},[34,287,143],{},[19,289,148],{"id":147},[11,291,151],{},[15,293,154],{"id":154},[65,295,296,300,304],{},[42,297,298],{},[86,299,162],{"href":161},[42,301,302],{},[86,303,168],{"href":167},[42,305,306],{},[86,307,174],{"href":173},{"title":176,"searchDepth":177,"depth":177,"links":309},[310,318],{"id":17,"depth":177,"text":17,"children":311},[312,313,314,315,316,317],{"id":21,"depth":182,"text":22},{"id":28,"depth":182,"text":29},{"id":59,"depth":182,"text":60},{"id":99,"depth":182,"text":100},{"id":128,"depth":182,"text":129},{"id":147,"depth":182,"text":148},{"id":154,"depth":177,"text":154},[193,194,195,196,197],{},{"title":6,"description":190},{"id":323,"title":324,"body":325,"category":189,"description":668,"extension":191,"keywords":669,"meta":675,"navigation":199,"path":676,"relatedTools":677,"seo":682,"stem":683,"type":203,"updatedAt":684,"__hash__":685},"faq\u002Fhelp\u002Ffaq\u002F91aitool-introduction.md","91AI工具是什么？提供哪些在线转换功能？",{"type":8,"value":326,"toc":657},[327,330,333,337,343,438,442,448,492,496,499,525,528,540,544,574,577,580,612,618,621,647],[11,328,329],{},"91AI工具是一个在线文件处理平台，提供纯前端音视频\u002F图片处理、PDF转换与编辑、CAD格式转换、Office文档压缩等40多种功能。所有工具均可在浏览器中直接使用，无需下载安装。",[15,331,332],{"id":332},"核心功能介绍",[19,334,336],{"id":335},"纯前端工具完全免费-不上传服务器","纯前端工具（完全免费 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不上传服务器）",[11,338,339,340,37],{},"音视频和图片处理工具在浏览器本地完成，",[34,341,342],{},"不上传服务器，不限文件大小，无使用次数限制",[344,345,346,362],"table",{},[347,348,349],"thead",{},[350,351,352,356,359],"tr",{},[353,354,355],"th",{},"功能类别",[353,357,358],{},"具体工具",[353,360,361],{},"特点",[363,364,365,385,407,420],"tbody",{},[350,366,367,371,382],{},[368,369,370],"td",{},"视频处理",[368,372,373,377,378],{},[86,374,376],{"href":375},"\u002Ftools\u002Fvideo-compress","视频压缩（纯前端）","、",[86,379,381],{"href":380},"\u002Ftools\u002Fvideo-convert","视频格式转换（纯前端）",[368,383,384],{},"浏览器本地处理，保护隐私",[350,386,387,390,404],{},[368,388,389],{},"音频处理",[368,391,392,377,396,377,400],{},[86,393,395],{"href":394},"\u002Ftools\u002Faudio-compress","音频压缩（纯前端）",[86,397,399],{"href":398},"\u002Ftools\u002Faudio-convert","音频格式转换（纯前端）",[86,401,403],{"href":402},"\u002Ftools\u002Faudio-extract","视频提取音频（纯前端）",[368,405,406],{},"不上传服务器，不限大小",[350,408,409,412,417],{},[368,410,411],{},"屏幕录制",[368,413,414],{},[86,415,411],{"href":416},"\u002Ftools\u002Fscreen-recorder",[368,418,419],{},"纯前端录制，数据不上传",[350,421,422,425,435],{},[368,423,424],{},"图片处理",[368,426,427,377,431],{},[86,428,430],{"href":429},"\u002Ftools\u002Fimg-compress","图片压缩",[86,432,434],{"href":433},"\u002Ftools\u002Fimg-convert","图片格式转换",[368,436,437],{},"纯前端处理，即时预览",[19,439,441],{"id":440},"pdf处理工具免费体验","PDF处理工具（免费体验）",[11,443,444,445,37],{},"PDF相关功能为在线服务端处理，",[34,446,447],{},"新用户可免费体验3次，登录后可继续使用",[344,449,450,458],{},[347,451,452],{},[350,453,454,456],{},[353,455,355],{},[353,457,358],{},[363,459,460,468,476,484],{},[350,461,462,465],{},[368,463,464],{},"格式转换",[368,466,467],{},"PDF转Word、PDF转Excel、PDF转PPT、PDF转JPG",[350,469,470,473],{},[368,471,472],{},"创建PDF",[368,474,475],{},"Word转PDF、Excel转PDF、PPT转PDF、JPG转PDF",[350,477,478,481],{},[368,479,480],{},"编辑处理",[368,482,483],{},"PDF压缩、PDF加密、PDF解密、PDF拆分、PDF合并",[350,485,486,489],{},[368,487,488],{},"高级功能",[368,490,491],{},"PDF水印、PDF旋转、PDF删除页面、PDF加页码",[19,493,495],{"id":494},"音视频工具服务端","音视频工具（服务端）",[11,497,498],{},"以下工具为服务端处理，支持300MB以内文件：",[65,500,501,507,513,519],{},[42,502,503,506],{},[86,504,505],{"href":375},"视频压缩"," 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2025年度报告、Statista在线工具用户行为调查",[15,619,620],{"id":620},"适用人群",[65,622,623,629,635,641],{},[42,624,625,628],{},[34,626,627],{},"职场办公族","：需要频繁处理PDF、Office文档",[42,630,631,634],{},[34,632,633],{},"设计师","：需要压缩和转换图片格式",[42,636,637,640],{},[34,638,639],{},"学生群体","：整理课件、转换文档格式",[42,642,643,646],{},[34,644,645],{},"普通用户","：需要处理音视频或文件格式转换",[648,649,650],"blockquote",{},[11,651,652,653,656],{},"试试我们的",[86,654,655],{"href":375},"纯前端视频压缩工具"," — 不上传服务器，不限文件大小，完全免费",{"title":176,"searchDepth":177,"depth":177,"links":658},[659,666,667],{"id":332,"depth":177,"text":332,"children":660},[661,662,663,664,665],{"id":335,"depth":182,"text":336},{"id":440,"depth":182,"text":441},{"id":494,"depth":182,"text":495},{"id":527,"depth":182,"text":527},{"id":542,"depth":182,"text":543},{"id":576,"depth":177,"text":576},{"id":620,"depth":177,"text":620},"91AI工具提供纯前端音视频\u002F图片处理（免费无限用）和PDF\u002F文档在线转换（免费体验）等50+种工具，无需安装即点即用。",[670,671,672,673,674],"91AI工具","在线转换","PDF处理","纯前端工具","免费在线工具",{},"\u002Fhelp\u002Ffaq\u002F91aitool-introduction",[678,679,680,681],"video-compress","audio-convert","pdf-to-word","img-compress",{"title":324,"description":668},"help\u002Ffaq\u002F91aitool-introduction","2026-05-06","Dr6ei_okkl0tz4LnR1ZOi50ReKpUQOffM0kc2pCe8Ek",{"id":687,"title":688,"body":689,"category":189,"description":921,"extension":191,"keywords":922,"meta":927,"navigation":199,"path":928,"relatedTools":3,"seo":929,"stem":930,"type":203,"updatedAt":204,"__hash__":931},"faq\u002Fhelp\u002Ffaq\u002F91aitool-records-download-faq.md","91AI工具文件处理与转换记录常见问题解答",{"type":8,"value":690,"toc":910},[691,694,696,700,716,719,723,726,772,776,779,785,789,798,822,826,829,883,887,890,892],[11,692,693],{},"本页汇总91AI工具文件上传、处理、下载全流程中的常见问题，帮你快速排查问题、顺利完成文件处理。",[15,695,17],{"id":17},[19,697,699],{"id":698},"q-支持哪些文件格式有大小限制吗","Q: 支持哪些文件格式？有大小限制吗？",[65,701,702,707,713],{},[42,703,704,706],{},[34,705,673],{},"（音视频压缩、图片处理等）：不限文件大小，无使用次数限制",[42,708,709,712],{},[34,710,711],{},"服务端工具","（PDF转换、视频转换等）：支持文件上传到服务器处理，普通用户上传限制100MB，特定工具支持300MB",[42,714,715],{},"单文件最长处理时间约30分钟，超过会超时失败",[11,717,718],{},"支持的常见格式包括PDF、Word、Excel、PPT、JPG、PNG、WebP、MP4、MP3、WAV、FLAC、CAD等数十种。",[19,720,722],{"id":721},"q-处理一个文件大概需要多长时间","Q: 处理一个文件大概需要多长时间？",[11,724,725],{},"处理时间取决于文件大小和服务器负载：",[344,727,728,738],{},[347,729,730],{},[350,731,732,735],{},[353,733,734],{},"文件大小",[353,736,737],{},"预估处理时间",[363,739,740,748,756,764],{},[350,741,742,745],{},[368,743,744],{},"1-5MB",[368,746,747],{},"3-10秒",[350,749,750,753],{},[368,751,752],{},"5-20MB",[368,754,755],{},"10-30秒",[350,757,758,761],{},[368,759,760],{},"20-50MB",[368,762,763],{},"30-90秒",[350,765,766,769],{},[368,767,768],{},"50MB以上",[368,770,771],{},"90秒-数分钟",[19,773,775],{"id":774},"q-处理过程中退出页面还能下载吗","Q: 处理过程中退出页面，还能下载吗？",[11,777,778],{},"**不能。**处理完成后需在当前页面及时下载。关闭页面或刷新后，正在处理的任务会中断，已上传的文件会被服务器自动删除。",[11,780,781,782,784],{},"如果需要在任务中断后找回结果，可以到",[86,783,89],{"href":88},"查看，处理完成的任务支持重新下载。",[19,786,788],{"id":787},"q-转换记录能保存多久如何重新下载","Q: 转换记录能保存多久？如何重新下载？",[11,790,791,792,794,795,797],{},"转换记录自动保存",[34,793,143],{},"。在",[86,796,89],{"href":88},"可以：",[65,799,800,803,810,816],{},[42,801,802],{},"查看所有处理过的任务（普通转换 + PPT转视频两个标签页）",[42,804,805,806,809],{},"对已完成任务",[34,807,808],{},"重新下载","处理结果",[42,811,812,815],{},[34,813,814],{},"删除","不需要的记录",[42,817,818,821],{},[34,819,820],{},"重试","失败的任务（跳转到对应工具页重新处理）",[19,823,825],{"id":824},"q-为什么转换会失败","Q: 为什么转换会失败？",[11,827,828],{},"常见失败原因及处理方法：",[344,830,831,841],{},[347,832,833],{},[350,834,835,838],{},[353,836,837],{},"失败原因",[353,839,840],{},"解决方法",[363,842,843,851,859,867,875],{},[350,844,845,848],{},[368,846,847],{},"文件损坏或不完整",[368,849,850],{},"重新导出文件后再次上传",[350,852,853,856],{},[368,854,855],{},"格式不支持",[368,857,858],{},"检查工具页面支持的文件类型说明",[350,860,861,864],{},[368,862,863],{},"文件过大",[368,865,866],{},"先压缩文件或改用纯前端工具",[350,868,869,872],{},[368,870,871],{},"网络不稳定",[368,873,874],{},"检查网络后重新上传",[350,876,877,880],{},[368,878,879],{},"处理超时（30分钟）",[368,881,882],{},"压缩文件体积或拆分处理",[19,884,886],{"id":885},"q-上传的文件安全吗会被别人看到吗","Q: 上传的文件安全吗？会被别人看到吗？",[11,888,889],{},"完全不用担心。平台采用HTTPS加密传输，处理完成后服务器自动删除文件，不会保留或用于其他用途。纯前端工具（音视频、图片）的文件根本不会上传服务器，隐私更安全。",[15,891,154],{"id":154},[65,893,894,898,904],{},[42,895,896],{},[86,897,162],{"href":161},[42,899,900],{},[86,901,903],{"href":902},"\u002Fhelp\u002F91aitool-account-vip-faq","账号登录与VIP会员常见问题",[42,905,906],{},[86,907,909],{"href":908},"\u002Fblog\u002F91aitool-platform-complete-guide","91AI工具平台完全指南",{"title":176,"searchDepth":177,"depth":177,"links":911},[912,920],{"id":17,"depth":177,"text":17,"children":913},[914,915,916,917,918,919],{"id":698,"depth":182,"text":699},{"id":721,"depth":182,"text":722},{"id":774,"depth":182,"text":775},{"id":787,"depth":182,"text":788},{"id":824,"depth":182,"text":825},{"id":885,"depth":182,"text":886},{"id":154,"depth":177,"text":154},"91AI工具文件处理与转换记录常见问题解答，介绍纯前端与服务端工具的上传格式和大小限制、不同文件体积的预估处理时间表、中途退出页面无法下载结果的注意事项、转换记录保存两天与重新下载删除重试方法，以及文件损坏、格式不支持、文件过大、网络不稳定、处理超时等常见失败原因和对应解决方案，帮助用户顺利完成文件处理。",[83,923,924,925,926],"文件处理","上传限制","下载结果","处理失败",{},"\u002Fhelp\u002Ffaq\u002F91aitool-records-download-faq",{"title":688,"description":921},"help\u002Ffaq\u002F91aitool-records-download-faq","4UKJPtsgos3NHJu9lLTVGZN4hre95fz1hR_ubRnbHmY",1785592873214]