Units manufactured after 2019 have a USB-A port labelled "For Upgrade."
A failed upgrade can brick your device. To avoid this, follow these preparatory steps meticulously.
After an upgrade, the new firmware may conflict with old user settings.
The default database is often years out of date. A new firmware package typically includes an updated SAT_CO.TL file with current transponders for Hotbird, Nilesat, SES, etc.
Assuming you have a post-2020 unit with USB port and verified firmware.