Redmi Note 3G WCDMA (HM NOTE 1W) is a Xiaomi output phone with a Mediatek processor. Therefore, Flashtool needed to memflashnya, and do not use MiFlash. Our shared firmware, we got in MIUI forum. We have tried firmware version 18.104.22.168, which we think runs smoothly.
V22.214.171.124 KHDMICI (MIUI 7) 838 MB All
V126.96.36.199.KHDMICF (MIUI 6) 821 MB All
Flashing guides :
Hope this files can fix any problem in your xiaomi HM Note 1W.