Dear A31 users, my inquiry is how many good lock module will works in the galaxy A31? I have gifted a A31 device from my uncle.Thank you. 

Redmi note 10(4/64) and Samsung M21(4/64) are on the same price point in ours country. I want to buy one from these. So which device will be better for me?(I want a lag/hang free experience. And I am not a gamer.Just want to multitasking experience)