Understanding the hardware is crucial before performing firmware operations. The B312-926 is built on the and offers the following: Network Standard: LTE CAT4 with 3GPP Release 9.
Huawei generally restricts manual local firmware uploads to service centers and R&D for security reasons. However, you can check for and install this specific version using these official methods: 1. Via the Web Management Page Huawei 4G CPE Router B312-926 - Sincere One Tech huawei b312926 firmware 10031h192sp9c00 universal link
Protecting the gateway from vulnerabilities. huawei b312926 firmware 10031h192sp9c00 universal link
Fixes bugs where the router becomes unstable or requires frequent reboots. huawei b312926 firmware 10031h192sp9c00 universal link
Supports LTE bands B1, B3, B5, B8, B38, and B40. Note: Some versions may not support B7 or B20. Why Update to Firmware 10.0.3.1(H192SP9C00)?