Thanks to the Ubuntu base, one can take advantage of:
sudo ubuntu-drivers autoinstall
which I did not know there is, even (I came across it here).
If you'd like to have installed the recommended packages too, then you could run this instead, but I did run the aforementioned command, so not tested:
sudo apt install --install-recommends nvidia-driver-430
Mint 19.2, by default, installs the hplip drivers for HP printer support. The GUI toolbox, however, is not. Run sudo apt install hplip-gui, then access the HPLIP Toolbox (from Settings).
If you're not comfortable with the Linux terminal, open Software Manager (under System). In the search box (upper right-hand corner), enter hplip. Select HPLIP-GUI and ...