9.3.2. MicroSD-card or USB-stick
Updating with a microSD-card or USB-stick is called 'Offline updating'. Use it when updating a device that is not connected to the
internet.
1. Download the latest swu file:
Note that the same files and the changelog is available on Victron Professional. There is also a Dropbox connection to
connect your Dropbox to our shared folder, so you always have the latest firmware files available on your laptop.
2. Install on a microSD-card or USB-stick
• Store the file in the root folder of a USB-stick or microSD-card.
3. Insert the device
Note that you will see a warning “Attached storage contains a firmware image, not using for data logging.”. That warning can
safely be ignored.
4. Initiate the update
• Navigate to Settings → Firmware → Install firmware from SD/USB.
• Press 'Check for firmware on SD/USB'.
• If the firmware in the microSD-card or USB-stick is newer than the running one, 'Firmware found' item will appear, press it
to start the update process.
9.4. Revert to a previous firmware version
There are two ways to revert to a previous firmware version:
1. Using the Stored firmware backup feature or
2. by downloading a specific firmware file, saving it onto a microSD-card or USB-stick and install from SD/USB.
Color Control GX Manual
Page 51 Firmware updates