An application for OSX that lets you customize some aspects of the environment that you ordinarily can't touch. Among these things are remapping keys so that they're more PC-like.
Github: https://github.com/pqrs-org/Karabiner-Elements
Import these rules to get PC-style keyboard settings (which you can turn on and off as you need): https://ke-complex-modifications.pqrs.org/?q=PC