Breaking it down:
Another part: "regular firmware updates are essential" – "regular" could be frequent, periodic, ongoing. ubox 3 firmware update
"Support for New Apps: The update adds support for new apps, giving users access to a wider range of content." "Adds support" provides support, "apps" applications, "giving" providing, "access" availability, "range" variety. Breaking it down: Another part: "regular firmware updates
Therefore, for the answer part, "contact Ubox 3 support for assistance" would become reach out Ubox 3 customer service in order to get help. "range" variety. Therefore