If you own a ZTE MC801A 5G router (often distributed by carriers like Three, Optus, T-Mobile, or Proximus), you hold one of the most powerful consumer 5G devices on the market. However, like any sophisticated computer, its performance is entirely dependent on its software. The phrase "ZTE MC801A firmware update" is one of the most searched terms among 5G router users—and for good reason.
A single firmware update can transform your router from a buggy, overheating device into a stable, high-throughput machine. Conversely, outdated firmware can lead to Wi-Fi dropouts, the infamous "DNS bug," and security vulnerabilities.
In this guide, we will walk you through everything you need to know: why updates matter, how to check your current version, step-by-step installation methods, fixing update failures, and a detailed changelog of recent builds. zte mc801a firmware update
ZTE has shifted focus to newer CPEs (MC888, MC889), but the MC801A still receives critical updates. Expected future changes:
If your carrier has not pushed an update since 2023, consider manually updating to the latest 2024/2025 build from a neighboring country’s same hardware revision (e.g., UK firmware on an Australian unit may work if the modem regulatory domain is unlocked). If you own a ZTE MC801A 5G router
ZTE has shifted focus to the MC801A Pro (Wi-Fi 6E) and the MC888 series. However, the original MC801A still receives critical security updates. Version B15 (in beta) reportedly includes:
If you are still on B08 or B09, you are missing out on two years of network improvements. A ZTE MC801A firmware update is not just a nice-to-have; it is the single most effective way to extend the life of your 5G router. If your carrier has not pushed an update
Recommendation: Only use unofficial updates if you have a second backup router and are comfortable with Qualcomm’s QPST tools. For 99% of users, stick with official carrier-approved updates.
Early firmware versions often suffered from dropping back to 4G unnecessarily. Newer updates improve the modem’s ability to aggregate 5G NSA (Non-Standalone) bands (e.g., n78 with B1/B3/B7/B20). Users frequently report that after updating, the router holds a 5G signal more aggressively.