Search for exact name: HUAWEI_B311-221_UPDATE_Generic_11.178.13.00.00.BIN
Once you have unlocked firmware, you can access features previously hidden:
Yes, if you download the official firmware from Huawei’s support site (search for B311-221 firmware 11.178.XX.XX.XX). Flash using the same Balong tool.
Huawei LTE CPE B593 4G router installation and firmware upgrade