The keyword "" refers to the essential process of using an emergency bootloader file ( usbloader.bin ) to repair or unlock the Huawei E5573s-320 mobile Wi-Fi router Go to product viewer dialog for this item.
Use a metal pin or tweezers to "short" the boot pin to the ground (often the USB connector body) while connecting it to your PC via a USB cable. : e5573s320 usbloaderbin work
: Flashing an emergency loader can sometimes reset the device's IMEI to "000000000000000". This requires manual repair using AT commands like AT^CIMEI="Your_IMEI" after the flash is complete. Wrong Loader Version : Using a usbloader.bin for a different variant (like the E5573cs-322 Go to product viewer dialog for this item. The keyword "" refers to the essential process
) can permanently brick the device. Always verify your specific sub-model. This requires manual repair using AT commands like
: To use SIM cards from different providers, the device often requires a "universal" firmware. If the current version is locked or too new to allow downgrading, the usbloader.bin bypasses these restrictions.
If successful, the PC should detect a new device, typically as "Huawei Mobile Connect - 3G PC UI Interface" or "USB_COM" in the Device Manager. : Open the Balong USB Downloader as an administrator. Click "Detect" to ensure the COM port is recognized.
: This error occurs when the device rejects a firmware update because the version is incompatible or restricted by the carrier.