FAQ/zh CN



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目录

 * 1) 关于 Audacity
 * 2) 安装，启动以及插件
 * 3) 录制 - 排错
 * 4) 录制 - 指导手册
 * 5) 回放
 * 6) 打开及保存文件
 * 7) 编辑
 * 8) 常见错误

 关于 Audacity
 * 1) Audacity 真的是免费的吗？为什么？
 * 2) Audacity包含间谍软件，恶意软件或者广告吗？
 * 3) 我可以分发 Audacity 的副本吗？
 * 4) 有人在 eBay 上出售 Audacity ，这合法吗？
 * 5) 有一个搜索结果将我带到了一个收费下载 Audacity 的网站，我应该怎么做？
 * 6) Audacity 语言显示错误或者显示的不是我期望的语言，怎么修改它？
 * 7) 将来会有 iPod 版、iPad 版或者其他智能手机及平板电脑版的 Audacity 吗？
 * 8) Audacity 支持盲人用户使用的屏幕阅读程序吗？
 * 9) Audacity 有什么功能支持音频文本转录或者语音识别？
 * 10) Audacity 能在64位系统上运行吗？
 * 11) Audacity 支持低延迟 ASIO（Audio Stream Input Output） 驱动吗？
 * 12) 如何知道我现在使用的是什么版本的 Audacity ，它是否是最新版？
 * 13) 为什么 Audacity 不内置 MP3 编码器？
 * 14) 如何帮助改进 Audacity ？

  Installation, Startup and Plugins 
 * 1) What should I do if I have problems downloading or installing Audacity?
 * 2) What should I do if I get errors building Audacity?
 * 3) Windows: How do I install Audacity, and do I have to uninstall a previous version first?
 * 4) Windows: How can I fix "Application configuration incorrect" when first launching Audacity after installation?
 * 5) Windows: How do I uninstall Audacity?
 * 6) Mac OS X: Why do I see "unidentified developer", "Mac App Store" or "damaged" messages when I launch Audacity?
 * 7) How can I solve Audacity not appearing or crashing every time I launch it?
 * 8) How do I reset my Audacity settings?
 * 9) How do I download and install the LAME MP3 encoder?
 * 10) How do I download and install the FFmpeg Import/Export Library?
 * 11) How do I install VST plug-ins?
 * 12) Why do some VST plug-ins not work or display incorrectly?
 * 13) What are LADSPA, LV2 or VAMP plug-ins and how do I install them?
 * 14) Linux: How do I install plug-ins?

Recording - Troubleshooting ]]
 * 1) Why can I not record in Windows Vista, Windows 7 or Windows 8?
 * 2) Why can’t I hear what I’m recording?
 * 3) Why is there a delay or echo when listening to what I am recording?
 * 4) Why do my recordings fade out or sound as if they were made in a tunnel?
 * 5) Why is my new track out of sync with the previous ones, or sounds crackly or at wrong pitch?
 * 6) Why can't I record my electronic keyboard or electronic instrument using the USB cable?
 * 7) Why doesn't recording from YouTube (or other streaming audio) work?
 * 8) Why do I get crackles, pops, or distortion when the recording is loud?
 * 9) Why do I see a lot of vertical red lines in the track I just recorded?
 * 10) Why is the Audacity recording slider grayed out on maximum?
 * 11) [[FAQ:Recording - Troubleshooting/zh_CN#skips|How can I record without small skips or duplications?
 * 1) Why does my recording keep pausing automatically or why is my recording cursor stuck?
 * 2) Why do I get only a flat line and no sound when I try to record?
 * 3) Why do I get a periodic noise every 6 - 12 seconds?
 * 4) How can I prevent a half-volume mono recording?
 * 5) How can I prevent unbalanced or poorly separated stereo recording?
 * 6) How can I correct an unbalanced stereo recording?
 * 7) Why is the recorded waveform not centered on the horizontal line at 0.0?

Recording - How To's
 * 1) How can I record in stereo?
 * 2) What is an optimal recording level to aim for?
 * 3) How do I record from vinyl records, cassette tapes or MiniDiscs?
 * 4) Can I play a track while recording a new one on top of it?
 * 5) Can Audacity record YouTube, internet radio or other streaming audio?
 * 6) What is the maximum recording length?
 * 7) Can I set Audacity to record at a certain time?
 * 8) Can I record from a multi-channel device (more than stereo)?
 * 9) Can I record from two microphones (or even two soundcards) at the same time?

Playback
 * 1) Why have I lost sound after connecting a USB device on Windows?
 * 2) Why does playback go quiet when I record or adjust the recording volume?
 * 3) Why is there a very low level hiss on exported files?
 * 4) How can I pause playback so I can edit there?

Opening and Saving Files
 * 1) How do I save my audio for use in other programs? Does saving a project (AUP file) do that?
 * 2) Why does Audacity create a folder full of .au files when I save a project?
 * 3) Audacity crashed! Can I recover any unsaved data?
 * 4) Can Audacity import or export formats like WMA, AC3 or iTunes files (M4A/MP4)?
 * 5) How can I export to formats not listed in the Export Audio Dialog?
 * 6) Why do exported files not include Album Artist or BPM metadata, Album Art or Lyrics?
 * 7) Why can’t I play MIDI files?
 * 8) How do I import tracks from an audio CD?
 * 9) How do I save my recording on an audio CD?
 * 10) How can I split a long recording into multiple files or CD tracks?
 * 11) Why does Audacity warn about the name or nothing happens when I export?
 * 12) Why does my file import with a hatched pattern then slowly change to a waveform?
 * 13) I copied the .aup file to another computer or sent it by email to a friend; but now when I open it there's no sound, why?
 * 14) How can I backup my Audacity Projects?

Editing
 * 1) Why can't I use the effects or other menu items?
 * 2) Why can't I select less than one second or click between whole seconds?
 * 3) Why do I hear clicks when I remove or paste audio, or at the start or end of the track?
 * 4) How do I select audio in one track?
 * 5) How do I extend or move the selected region into other tracks?
 * 6) How do I combine two files into one longer file?
 * 7) How do I mix two tracks together?
 * 8) Can I remove the vocals from a recording to make a Karaoke track?
 * 9) Can I create Ringtones with Audacity?
 * 10) Why do I see a lot of vertical red lines in the track I just recorded?
 * 11) Can Audacity preview or apply effects live, in real-time?
 * 12) How do I convert a stereo track to mono, or mono to stereo?

Errors
 * 1) Why do I get "Error while opening sound device"?
 * 2) Why do I get "Error: not well formed (invalid token) at line x"?
 * 3) Why does the computer reboot or show a blue screen message when I play or record in Audacity?
 * 4) Mac OS X: Why do I see "Critical Nyquist files cannot be found"?
 * 5) I found a bug! Or Feature X is not good enough or missing! Now what?