Hi,
Installing VMware Workstation on ubuntu 20.04 should be fairly straightforward, but ...
you really do need the very last version of VMware Workstation as the kernels get frequent updates and thus the kernel structures change. Which then causes the compile of the required kernel modules to fail.
Workstation 16.0.0 isn't the latest..
Workstation 16.1.2 is ...
Use this direct link to download the latest version:
https://www.vmware.com/go/getworkstation-linux
Good luck!
--
Wil