FAQ/ja

Tip: To find your answer more easily, try using CTRL + F ( COMMAND + F on Mac ) to search this page.

About Audacity
 * 1) Is Audacity really free? Why?
 * 2) Does Audacity contain any spyware, malware or adware?
 * 3) May I distribute copies of Audacity?
 * 4) Someone is selling Audacity on eBay. Is this legal?
 * 5) A search result misled me into paying for an Audacity download. What can I do?
 * 6) Audacity isn't displaying in the expected or desired language. Can I change this?
 * 7) Will there be a version of Audacity for iPod, iPad or other smartphones or tablet computers?
 * 8) Does Audacity work with screen-reader programs for blind users?
 * 9) What features does Audacity have for speech transcription or speech recognition?
 * 10) Does Audacity run on 64-bit systems?
 * 11) Does Audacity support low latency ASIO drivers?
 * 12) How do I find which Audacity version I have, and if this is the latest version?
 * 13) Why doesn't Audacity ship with an MP3 encoder?
 * 14) How can I help to improve Audacity?

Installation and Plug-Ins
 * 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 do I uninstall Audacity?
 * 5) How do I reset my Audacity settings?
 * 6) How do I download and install the LAME MP3 encoder?
 * 7) How do I download and install the FFmpeg Import/Export Library?
 * 8) Why do I receive an error when I export to an FFmpeg format?
 * 9) How do I install VST plug-ins?
 * 10) Why do some VST plug-ins not work or display incorrectly?
 * 11) 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 do my recordings fade out or sound as if they were made in a tunnel?
 * 4) Why is my new track out of sync with the previous ones, or sounds crackly or at wrong pitch?
 * 5) Why can't I record my electronic keyboard using the USB cable?
 * 6) Why doesn't recording from YouTube (or other streaming audio) work?
 * 7) Why do I get crackles, pops, or distortion when the recording is loud?
 * 8) Why do I see a lot of vertical red lines in the track I just recorded?
 * 9) Why is the Audacity input slider grayed out on maximum?
 * 10) [[FAQ:Recording - Troubleshooting#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 do I prevent or correct unbalanced stereo recording?
 * 5) 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) How long can I record for?
 * 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 input volume?
 * 3) Why is there a very low level hiss on Exported files?

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) Why do my exported files not include the metadata, like Album Artist or Genre?
 * 6) Why can’t I play MIDI files?
 * 7) How do I import a track from an audio CD?
 * 8) How do I save my recording on an audio CD?
 * 9) How can I split a long recording into multiple files or CD tracks?
 * 10) Why does Audacity warn about the name or nothing happens when I export?
 * 11) Why does my file import with a hatched pattern then slowly change to a waveform?
 * 12) I copied the .aup file to another computer or sent it by e-mail to a friend; but now when I open it there's no sound, why?

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?

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) I found a bug! Or Feature X is not good enough or missing! Now what?