GNU/Linux Lubuntu Installing MediaTek Wifi Firmware Guide
Hi! The Tutorial shows you Step-by-step How to Install Ralink/MediaTek Wireless Firmware in Lubuntu GNU/Linux Desktop.
And to make use of the Latest MediaTek MT76 Driver on Lubuntu it’s enough to dispose of an Updated Linux Kernel.
Especially relevant: this Driver is supplied from Linux 4.19 but some important Connection Issues has been fixed only starting from the 5.4.1 Kernel release.
How to Update MediaTek Wifi Driver on Lubuntu
But, for more insight and to Upgrade it you may see: Updating MediaTek M76 Kernel Module
In case of Issue with the latest Devices you may see: How to Update Linux Firmware!