In this tutorial, i will show you how to update the firmware of one of Orange Cameroon's E8231s-2 USB internet key.
SPEC:
-EDGE/GPRS/GSM 1900/1800/900/850 MHz
-HSPA+ data service of up to 21.6Mbps
-HSUPA data service of up to 5.76Mbps
-WLAN: IEE 802.11b/g/n
Steps:
1: Download firmware from here.
2: install