Redmi Note 3 Questions

Mar 30, 2016
Please help me with some of my problems
I have xrn3 with android 5.0.2 LRX22G version miui mr 7.0,
I just bought it and i want to now
Can i disable screen when i have to swipe up to get to the main desktop?
How can i delete the snow above the icons?
How can i enable double tap to wake?