The on your router's sticker (e.g., B593s-22, B593u-12). Your current firmware version from the dashboard.
The Huawei LTE CPE B593 is a classic, deeply reliable 4G LTE gateway used by millions globally to deliver wireless broadband to homes and offices. However, running outdated firmware on this router can lead to frequent disconnections, slow data speeds, compatibility issues with newer SIM cards, and severe unpatched security vulnerabilities.
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What is the on your label? (e.g., B593s-22, B593u-12) What error message or light pattern are you seeing?
Check the sticker on the back or bottom of the router for the model number (e.g., Go to product viewer dialog for this item. Go to product viewer dialog for this item.
The Huawei LTE CPE B593 is one of the pioneering 4G routers that brought high-speed wireless broadband to homes and businesses, being the and supporting download speeds of up to 100Mbps.
According to experienced Huawei B593 bloggers, there are numerous sub-models, and "please carefully find out the exact model before upgrading. If you manage to inject an incorrect firmware, it will most likely brick your thing".
If you encounter difficulties during or after the upgrade process, consult these troubleshooting scenarios: Error: "Invalid File Format" or "Update Failed"
Test your signal: Settings > Network > Signal Strength . Aim for RSRP > -85 dBm and SINR > 10 dB.
According to the official OpenWrt wiki, while you can flash the router through its web page, there is a known issue where OpenWrt, when it boots, does not manage to write to the flash memory properly. Some hardware components, like WLAN, may not work due to missing drivers. Furthermore, the SoC is not natively supported by mainline Linux, making this a challenging project for all but the most dedicated enthusiasts.