I already tried button mapper app but the volume keys somehow continue to only control the volume.
https://play.google.com/store/apps/details?id=flar2.homebutton maybe try this app called button mapper...not sure if it will work for xiaomi stick or not
https://play.google.com/store/apps/details?id=flar2.homebutton maybe try this app called button mapper...not sure if it will work for xiaomi stick or not