This procedure allows you to install twrp recovery on your Xiaomi mi4c, if you visit this link from the bootloader unlock page, follow this guide step by step and then return to the home page.
But now we see step by step:
1. To install the TWRP you need Mi Flash, here is the link: http://obigota.d.miui.com/tools/MiPhone2015731.exe
2. Get Recovery Here: twrp.img
3. Once installed my flash go to the directory: C: / Program Files (x86) / Xiaomi / MiPhone / Google / Android /
You should see something similar to the image listed below.
4. Copy the recovery file to this folder.
5. Turn off the phone.
6. Hold down the Power + Volume Down button until you get into fastboot you will see a bunny like this, then connect the phone to the pc.
7. Go back to the Xiaomi application folder, hold down the shift button on the keyboard and then click with the right mouse button. On the drop-down menu that opens, select: Open command window here.
"Fastboot devices"
10. If the drivers are installed correctly, the screen must return an identification number of your phone, otherwise you have an adb driver problem.
1. Enter the following code and press enter
"Fastboot flash recovery twrp.img"