3 of your tutorials are for development which require you to read and do exactly libraries requirements by odoo on their site.
If you’re not like to DIY stuffs just use docker or go to their site do a package installation which will config and do everything for you.
https://www.odoo.com/documentation/16.0/administration/install/packages.html
Isn’t there an education campaign about this myth in 2010 or something, why apple still believe it?