E5573s320 Usbloaderbin Hot Jun 2026

Are you flashing to or to fix a bricked device ?

: Once the loader is active, the modem is ready to accept a new firmware package. Run the firmware update tool to install a "universal" firmware that removes carrier restrictions.

Select the correct COM port and browse for your usbloader.bin file.

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Credits & sources

+-------------------------------------------------------------+ | DISASSEMBLE MODEM | | Remove outer casing, battery, and SIM | +------------------------------+------------------------------+ | v +-------------------------------------------------------------+ | TRIGGER "SHOT BOOT" | | Short the hardware test point to the USB ground | +------------------------------+------------------------------+ | v +-------------------------------------------------------------+ | CONNECT TO COMPUTER | | Plug in USB cable while maintaining the short contact | +------------------------------+------------------------------+ | v +-------------------------------------------------------------+ | VERIFY DEVICE DETECTION | | Check Device Manager for "3G PC UI Interface [COM Port]" | +------------------------------+------------------------------+ | v +-------------------------------------------------------------+ | FLASH THE "USBLOADER.BIN" | | Open Balong Downloader, detect port, select .bin, load | +------------------------------+------------------------------+ | v +-------------------------------------------------------------+ | FINAL FIRMWARE UPDATE | | Execute firmware installer to reflash full system | +-------------------------------------------------------------+ Step 1: Disassembling the Router Turn off the Huawei E5573s-320 device completely. Remove the back cover, battery housing, and your SIM card.

: Ensure you have the Huawei Mobile Connect drivers and FC Serial Driver installed; otherwise, the device won't appear as a COM port even with the correct loader. Are you flashing to or to fix a bricked device

: This process often involves a factory reset, which will wipe all saved settings.

: You may also encounter references to usblsafe.bin , which is a "safe" or patched version of the loader. Its purpose is to load data without erasing the NAND flash memory, which helps protect critical factory data like your IMEI.

Removes carrier-specific limitations and dashboards in favor of stock or modified Huawei interfaces. Recovery & Flashing Process Select the correct COM port and browse for your usbloader

: Always run your low-level testpoint flashing procedures using only USB bus power , keeping the battery removed. Forcing high-current data writes while simultaneously trickle-charging a lithium-ion battery in a disassembled state can cause rapid thermal spikes.

Launch the application as an Administrator.

: Finding these files is part of the challenge. Check dedicated forums like Hovatek, GSM-Forum, and 4PDA for reliable download links.

: Successful flashing of this loader allows the device to accept new firmware, which can remove network restrictions or restore a corrupted operating system.

This technical walkthrough details how to locate the necessary files, prepare your workstation, trigger the emergency download mode, and carefully flash the usbloader.bin to restore your device. Key Requirements & Downloads