YouTube has changed its configurations recently. That is the reason why you can experience the ‘1001 Login is required’ or ‘Captcha required’ error message.

First, we recommend you to download and install the last available program version from our website. Here are the updates for YouTube To MP3 Converter and YouTube Download.

If the new version doesn't work, follow the steps written below:

1. Open the application (YouTube Download / YouTube to MP3 Converter). Go to Tools - Options - Advanced - Cookies source. Select ‘Most recent cookies’ / ‘Access your Google account’ / ‘Default browser’.
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2. Open the page https://www.youtube.com/ in your browser.
3. Go to Settings - Privacy and Security - Clear cookies, remove all the cookie files. It is important to delete all cookies you have there.

   Below you can see how to delete cookie files and site data in Firefox:
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   And here you see where to clear cookies and cache in Chrome:
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   How to delete all cookies in Edge:
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4. Go back to the start page of https://www.youtube.com/
5. Log into your YouTube account there.
6. Open the YouTube URL of the video you want to download. Make sure you can play it back on YouTube after login.
7. Enter Captcha if it’s required (Confirm that you're not a Robot). Usually it looks like this:
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8. Go back to the DVDVideoSoft YouTube downloader. (Restart the app and the browser). Copy and paste the YouTube link into the main program window and press Download.