: Allows for dumping (backing up) existing firmware and user data.
Now, turn on the power switch of your Set-Top Box. If the connection is successful, the tool will display "Identified" and start the data transfer. You will see a progress bar moving from 0% to 100%. Step 5: Burning the Flash
Originally distributed by various Chinese STB manufacturers (like Ali Corporation, Hisilicon, and Rockchip), version 4.0.2 became a standard because of its stability. Earlier versions (3.x) often suffered from USB handshake timeouts, while later versions (5.x) introduced unnecessary complexity for older chipsets. Ver 4.0.2 hits the "sweet spot": reliable, lightweight (under 5 MB), and compatible with Windows 7, 8, 10, and even 11 (in compatibility mode). stb upgrade tool ver 4.0 2
: Windows XP, 7, 8, and 10 (often requires "Run as Administrator"). Protocol : Specifically designed for Montage-based hardware. ⚠️ Common Risks
: It is highly recommended to use the Data Dump feature to create a backup of your original firmware before attempting an upgrade. : Allows for dumping (backing up) existing firmware
the RS-232 cable to your PC’s serial port or USB adapter.
Turn off the physical toggle power switch on the back of the set-top box or completely disconnect its power adapter from the electrical outlet. You will see a progress bar moving from 0% to 100%
Do not touch the cables, close the software, or interrupt the electrical power during this phase. Doing so will corrupt the physical SPI chip.
The (e.g., "Open Serial Port Fail" or "Check Error")