Disable firewalls and antivirus software, as they may block the multicast signal.
The signal bars on the router will begin to climb. Once all five bars are lit and stable (or the power light turns green/blue depending on the version), the process is complete. Finish: Click "Stop" in the tool and restart your router. ⚠️ Critical Safety Tips B593s-22 Multicast upgrade tool.exe
: This tool is specific to the "s-22" variant. Using it on other B593 models (like the u-12) can cause hardware failure. Disable firewalls and antivirus software, as they may
: If the signal bars blink for more than 10 minutes without finishing, the firmware file may be incompatible. Finish: Click "Stop" in the tool and restart your router
Click the "Open" or "Path" button to select your .bin or .tar.gz firmware file. Start the Process: Click "Start" in the tool.
The B593s-22 is a popular 4G LTE wireless router from Huawei, often used in rural areas or locations where fixed-line broadband is unavailable. Like all embedded devices, it runs on firmware that occasionally needs updating. However, flashing these devices can be risky, and standard "over-the-air" updates are sometimes not available for specific carrier-branded versions. This necessitates the use of direct flashing tools.