Chinese EXMART X1 mobile flash flie Download File Exmart X1 Flash File, Stock Rom Firmware by AR Mobile | Page for Exmart X1 Flash File, Stock Rom Firmware : Latest Exmart X1 stock ROM firmware is released & available to download without waiting so If you already using old version flash file on your X1 phone and it is a software error, Then you’re required to update version Exmart X1 Stock ROM file. You can update it from the provided latest version X1-flash file then initially download Exmart X1 custom ROM package. Why install the USB driver for PC? Before flashing, If You will also download the Exmart X1 USB driver with a computer or laptop. So It also allows you to connect the X1 device to the PC via USB cable. How to Install Exmart X1 USB Drivers? 1) Connect your X1 device to the PC via USB data cable. 2) Now, Enable USB Debugging mode on your X1 Exmart device. 3) Download USB drivers and Goto, X1 Driver Installer Folder and OPEN File. 4)