New answers tagged miui
This is because of ROOTING.You should UNROOT.
For even more detail, I recommend Trepn Profiler from the App store. It's developed by Qualcomm and also analyses CPU usage etc.
The 3 finger swipe and pinch shows your pages(all screens). And the default home screen will be in orange color at home icon. If you need to change it just tap over the home icon of the page that you needed. Then, it will be set as default home screen. Here, also you can drag and arrange your screens.
I am not experienced in the MIUI device but one alternate method could be to download an android launcher. Launchers like Google now or nova work really well in my opinion. I know this doesn't really fix the issue but, chances are you'll like these launchers better than the default one.
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