Warning: Installing firmware can brick the device. Proceed only if you accept the risk.
Standard Key Combination: With the unit powered off, press and hold the Power (or sometimes the Menu) button while connecting the USB cable to your PC. dso2512g firmware install
Driver Setup: For direct flashing via a PC, you will likely need the WinUSB driver installed through Zadig. turn on the device
Crucial: Keep holding the power button throughout the entire flashing process to maintain the serial connection. Flash the Firmware: dso2512g firmware install
The instructions provided by Rigol were straightforward: connect the oscilloscope to the computer using a USB cable, turn on the device, and then run the firmware update tool. John carefully followed the steps: