Run Sidify and click "Sidify Music Converter > Registration" on the upper left or directly click the "unregistered" icon from Sidify to register your program.
 Fill in the blanks with your E-mail address and Code you received from your email and then click OK.
Important Notes: since Sep. 22nd, 2016, Sidify Music Converter for Mac adopts a new registration mechanism in the latest version. New users who purchased Sidify Music Converter for Spotify are required to register the program with Email address and registration code. For old users, it's still available to register with registration name and registration code.
There are two possible causes for invalid code.
 Please make sure that you are running the right program.
 Extra spaces are accidentally added while filling in your e-mail and code. Please check whether there are spaces before or after the registration info.
If you still get the Error Message, please contact our support team via [email protected] for help.
Important Notes: Since Sep. 22nd, 2016, Sidify has adopted a new mechanism for registration. New users who purchased Sidify Apple Music Converter for Windows are required to register the program with e-mail address and code while old users must register the program with registration name and code.
It's the limitation of free trial version. To unlock the restriction, please purchase a license.
Currently Sidify Music Converter for Spotify is specially designed for converting Spotify music to MP3, AAC, WAV or FLAC format.
Definitely. You can export all the songs in your Spotify playlist in a single go by dragging and dropping the playlist from Spotify to Sidify.
Notes: The program is limited to be added to up to 100 songs at one time. If you'd like to convert a playlist with more than 100 songs, please open the playlist on Spotify, select all files in the playlist and then drag & drop them to Sidify for converting. Or you can create some new playlists and convert them separately.
Launch Sidify and click "Settings" on the upper right, where you can choose how you'd like the output files to be organized - "Artist/Album", "Artist", "Album", "Artist/Album" or "None".
We are sorry that currently the program is limited to 1X conversion speed under macOS 10.14 and above. The Windows version of the program is able to convert at fast speed as usual. We can help you switch to the Windows version if needed.
Please make sure you are running the latest version of Sidify program, otherwise, please directly download the latest version of Spotify Music Converter Professional through Sidify Download Center.
 Please make sure your music can be well-played on your Spotify before converting.
 Please delete the driver file under "/Library/Audio/Plug-Ins/HAL/MJRecorderDevice.driver" (see this tutorial), then reboot your Mac and retry.
 Please check whether there is any external audio device connected with your computer including USB, Wi-Fi, Bluetooth and HDMI, etc. If it is, please disconnect them and retry.
 Please add the program to accessibility permissions on your macOS for a try:
Step 1: Click the Apple symbol in your macOS menu bar and open System Preferences.
Step 2: Choose Security & Privacy.
Step 3: From the Security & Privacy panel, open the Privacy tab and select Accessibility.
Step 4: click the lock at the bottom of the modal window to make changes and then click the + sign and find Sidify in your Applications folder.
Once you double-click the application, it will automatically be added to the "Allow the apps below to control your computer" list. Make sure to check the box next to it before clicking the lock again.
Should the problem persist, please send an e-mail to our support team at [email protected], attached your macOS info, Spotify version as well as the log files of Sidify. Just find the menu button on the upper left corner and click on File > Show Log File, and a window which contains the log files would pop up. They are Spotify.log and Application.log.
Some users responded that there's no sound from Mac laptop speakers after downloading and using Sidify. If you are experiencing the same issue, please refer to How to Fix No Sound Issue on Mac after Using Sidify for the solution.
Sidify is a 100% clean program. If you fail to launch Sidify Music Converter for Spotify under the latest macOS 10.15 Catalina, please go to System Preferences > Security & Privacy. Under the General tab, click Open Anyway to confirm your intent to open or install Sidify. For more details, please refer to Solution to Normally Launch Sidify under macOS 10.15 Catalina.
Please contact us at [email protected] via e-mail and provide us with your macOS, Spotify version and Sidify log files as well for analysis.
Tips: How to find the two log files of Sidify? Just find the menu button on the upper left corner and click on File > Show Log File, and a window which contains the log files would pop up. They are Spotify.log and Application.log.