So Guys if you also want to change your volume slider into new Miui 12.5's Volumer Slider

Then you just need to install new update of system UI controls

Here is The downloading Link

You just need to install it And When you Installed it successfully 
then Your volume slider will automatically change into new volume slider of miui 12.5
And if you want to to uninstall or want to previous version of volume slider then you have to go to the settings then open manage apps and search there system UI controls then you can clear data or uninstall updates from there then it change into previous version

you can also watch full video about this new miui12.5 volume slider 


Hope you like the content
if yes Then go to my youtube channel and like video And subscribe my channel
it will help me a lot
thanks