Silvercrest SWV 300 B2 User Manual And Service Information page 195

Note that all previously changed settings are lost when
resetting to the factory default settings.
Upgrade firmware
If you have received a new firmware version, you can install it. To do so, click
on the Browse... button and then select the new firmware version on your
computer. Then follow the on-screen instructions to install the firmware version.
SilverCrest SWV 300 B2
English - 193