[kenzo] Miui Problem (crash And Block)

[0rion31]

Hi to all

I've an Xiaomi Redmi Note 3 Pro Qualcomm with a Miui 9 8.2.8 Global Stable | Weekly, but i've very much problem: apps crashes, the s.o. very slow, the keybord work very bad because it close itself. I've every time 520mb of Ram on 2GB of my phone

Why all this problem ?

Thanks for reply