My Spotify cannot be played on Google Home suddenly. Tried many methods but none of them worked. Finally, I found a converter to help me play Spotify on Google Home. Use a Spotify MP3 Downloader to download Spotify to MP3. Here are the procedures.
First, launch a Spotify downloader such as TunesKit. Drag the Spotify songs to this converter.
Choose the format for your Spotify songs by clicking the Format button. Click the Convert button.
Then transfer Spotify songs to Google Home.
Thank you for your method. I also use a converter to fix this problem. I use DumpMedia Spotify Music Converter to download my Spotify songs for offline listening. So I can add the songs to Google Home or other platforms.
You can use AMusicSoft Spotify Music Converter. You can download Spotify music on any device for offline listening and enjoy songs anywhere.
That might be because of your unstable Internet connection. You can try to download them so that you can solve this problem. That’s tested and tried by myself using the drmare music converter, go for it. There are more favorable activities on drmare black Fridays.
You can download your songs and play them offline. This problem may be solved. You can use DumpMedia Spotify Music Converter. You can download and convert any Spotify music, albums, or playlists to MP3 with 100% original quality.
That might be something wrong on your Google Home or account error. Maybe you can try to log out your Spotify account and Google account, then sign in your account again. If it still not working, I suggest that you could download Spotify songs to MP3 via TunesBank Spotify Music Converter, and then upload the Spotify MP3 songs to Google Play Music account. In this way, you can connect your device with Google Home and easily play Spotify music on Google Home.
I tried Musconvtool, and this solves my problem.
To play Spotify music on Google Home, I used UkeySoft Spotify Music Converter. This tool assists all Spotify users to save Spotify songs as local audios by converting Spotify to MP3, M4A, WAV, FLAC, OGG, AIFF files. Then you can upload these Spotify MP3 songs to Google Play Music account and connect your device with Google Home.
Thanks for sharing!
I also encountered the same issue, AudFree Spotify Music Converter helps me solve the issue.
Work perfectly! So easy to use even for me. 
Also you can import the converted files to any device or player for smooth offline listening.
Good post! Instead, I use the Spotify Music Converter from Tunelf. All I could feel is fast and efficient. The interface is simple and clear, and the functions are straightforward! This tool is so user-friendly and perfectly matches my need to download Spotify music to mp3. You can also try this tool to download Spotify music offline so that to play Spotify on Google Home.
Download Spotify songs to mp3 and then you can enjoy the songs anywhere offline, I have ever used UkeySoft Spotify Music Downloader to directly download Spotify music to MP3 and save onto the computer with 5x faster speed. Features:
Convert Spotify to MP3, AAC, FLAC or WAV
Preserve the quality of the original sound; Keep ID3 Tags and all metadata
Simple and innovative user Interface; 5X Faster conversion speed
Burn Spotify music to CD or set Spotify music as phone’s ringtone
Play Spotify music on MP3 player
Highly compatible with the latest platforms and Spotify
We can actually play Spotify music on Google Home by setting Spotify as a music service to use by default. If music cannot play on Google Home, then try to use a Spotify music downloader to get your desired songs. Then import the downloads to YouTube Music for playing on Google Home. 
Thanks for your sharing! In order to play Spotify songs on Google home, I also find another useful tool-TuneSolo Spotify Music Converter. With it , now I download my favorite songs from Spotify and then play them on Google home, which satisfies me a lot.
Good sharing! I also found another trusted tool to play Spotify songs on Google home, it’s Spotify Music Unlocker. It helps me download my favorite Spotify music to MP3.