Formatting the SD Card To format the SD card from the unit panel or the web interface, see the tabs below: Unit Panel From the Home menu, use the wheel to select > > Format. In the Format SD menu, turn and press the wheel to select FAT32 or exFAT. Note FAT32 format is older and limits the size of files to 4GB. Press the wheel to confirm the operation. Web Interface In the sidebar, click Settings. Click the Storage tab. SD Card Storage Click the icon next to the SD card you wish to format. Select either FAT32 or exFAT. Format SD Card Options Click the Format button.