Three USB driver packages can be used for Huawei smartphones and tablets.
If your Huawei device has a MediaTek processor, you need to use the MediaTek USB drivers or the Universal ADB driver.
If your Huawei device has a Qualcomm processor, use the Qualcomm USB drivers or the Universal ADB driver.
All USB driver files will work for Android 5.1.1 (Lollipop).
In conclusion, that is how to download the Huawei USB drivers for Android 5.1.1.