Once formatted, locate the downloaded .bin or .img firmware file. Do not rename the file – the bootloader expects a specific name (e.g., dsotc2_firmware.bin). Drag and drop the file directly onto the microSD card’s main directory, not inside any folder.
Step 1: Download the Updater Navigate to the official support website (do not use third-party mirror sites). Locate the "DSOTC2 Firmware UPD" section. Download the DSOTC2_Update_Tool_vX.X.exe file.
Step 2: Install Drivers If this is your first time connecting the DSOTC2 to your PC, you must install the USB drivers. dsotc2 firmware upd
Step 3: Connect the Device
Step 4: Launch the Updater Open the DSOTC2 Updater Tool. The software will scan the COM ports. If successful, you will see: Once formatted, locate the downloaded
Step 5: Execute the Update Click "Update Firmware". A progress bar will appear.
Step 6: Finalize Once the screen reads "Update Successful" , close the tool. Disconnect the USB cable. Perform a hard reset of the DSOTC2 by removing the battery (if removable) or holding the power button for 15 seconds. Step 3: Connect the Device
After a major firmware update, the component tester and scope inputs may lose calibration.