Redmi Note 4 (nikel) Supported eMMC Information
Mobilecareid.com- Supported eMMC Information for Redmi Note 4 device with the code is nikel, this information corresponds to the device's Preloader, if the wrong eMMC used means it does not match the device's Preloader, then the device will not turn on. So use supported eMMC as per Preloader as shown below.
EMMC [Samsung] KLMAGxxxxxEMMC [Samsung] KLMBGxxxxxEMMC [Samsung] KLMCGxxxxxEMMC [Samsung] KMVTUxxxxx
That's all the information I can convey, thank you.