For security:
Huawei does not host a public archive for the B593 anymore (the device is End-of-Life). You must rely on community sources. This is the riskiest part. huawei lte cpe b593 4g router firmware upgrade
If the web interface fails (error code 0x1F or upgrade failed), use the emergency loader. For security:
For B593s-22 with USB port:
For advanced users (TFTP):
Set your PC to 192.168.1.10, run a TFTP server with the firmware named update.bin, and power-cycle the router while pinging 192.168.1.1. This triggers the bootloader to pull the file. This is risky – only for those with serial console experience. Huawei does not host a public archive for