Need a guide for all the settings don't know anything about it those options on android

[PlaTiMoo]

Where can I find a manual for the settings can't finde everything

help explain each setting that will be great i found something about the audio i set it to the best quality but nothing happen and there there is no equalizer 

[Joe · Accepted solution]

There are a load of useful and searchable Help pages. Spotify uses your android equalizer but some manufacturers don't include one on their mobiles.