Hello! At first, sorry me for delaying reply but yesterday I have no time. Second, sorry for my English.
All what I will describe is working on my redmi 2 with miui 7.3.4.0. Let's start!
1. Download xiaomi.eu_multi_wt86047_V7.3.4.0.LHJCNDD_v7-5.1.zip
2. Before install open zip file by 7Zip and...