In the latest version of Spotify you removed the ability to navigate back and forward using extra mouse buttons. I usually go back and forward with two thumb buttons on my mouse. This no longer works in Spotify (still works in other applications).
Operating System: Windows 10 x64 [Build 1909]
Thanks for your patience while we looked into this issue.
We’re happy to say that this should now be fixed for everyone!
If you’re still experiencing this issue, can you make a new thread in the relevant board? We'll get back to you there.