Unlocking of Huawei E5573s-606 Airtel is a simple task if it comes with firmware version 21.180.17.01.284 and WebUI 17.100.08.03.284. But, if it comes with firmware version 21.315.01.00.284 and WebUI 17.100.14.00.284, then for unlocking you have to take the help of boot shot, as you will get error 19.
I got the opportunity to unlock Huawei E5573s-320 which was locked to MTN Uganda. It comes with Hardware version: CL1E5573SM01, firmware version: 21.200.11.00.286 and Web UI version: 17.100.11.01.286. It can be unlocked with the similar method which I have described in the unlocking of Airtel E5573s-606 router.
When it comes to Huawei E5573s-320 which is locked to MTN Ghana, you will find hardware version: CL1E5573SM01, firmware version: 21.315.01.00.429 and Web UI version: 17.100.13.00.429. It gives error 19 and one has to take the help of boot shot method.
Note: MTN Ghana is also providing E3372H dongle, which is running on firmware version 21.315.01.00.429 and is a non-hilink modem.
Kenya Safaricom also providing 5573s-320, that comes with Hardware version: CL1E5573SM01, Firmware version: 21.180.17.00.94 and Web UI version: 17.100.08.00.94. Today unlocked it successfully by simply changing the firmware, no need to boot shot. Further, you can easily unlock E5573s-320 modem from the Orange Dominican Republic which comes with firmware version 21.200.11.01.625 and WebUI 17.100.1101.625.
Zimbabwe Econet is also offering Huawei E5573s-320, which has hardware version: CL1E5573SM01, firmware version: 21.315.01.00.725 and WebUI version 17.100.13.00.725. It has highest firmware version and will be only unlocked via boot shot.
Today, I unlocked Huawei E5573s-320 which was locked to Ireland Three (3). It comes with hardware version: CL1E5573SM01, firmware/software version: 21.180.17.01.25 and Web UI version: 17.100.08.02.25. There is no boot shot required to unlock this device, simply refer E5573s-606 unlocking guide.
Unlocking of Huawei B310 and B315 is also possible now. You can also download various firmware’s of Huawei E5573 for free.