Opencore Bootable USB Installer Language wouldn't change to English

I Created an Opencore (ver 0.9.3) Bootable USB Installer using this guide

Creating the USB | OpenCore Install Guide

and

Desktop Coffee Lake | OpenCore Install Guide

to create config file for the installer, under the NVRAM Section there is a Keyboard language selection value and i give it a setting like this


The problem raised when i tried to boot...

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