Must backup NVRAM using this Guide before Doing anything. Redmi 6a Smartphone is Run on android OS Which is Powered by a Mediatek Processor. The Redmi 6a is a dual SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, NFC, USB OTG, FM, 3G and 4G. Xiaomi Redmi 6a Global history Recovery ROM MIUI 8.11.1, Weekly … Leer más