After I got more familiar with Emacs I spent some time to walk through each chapter of the Emacs manual. Even if you think you know how to search and replace within Emacs, after reading the chapter about it you know even more.
And what is most often forgotten: Use the menu bar. You can find most of the basic commands and their shortcuts there.
Welcome!
Try this one
https://www.gnu.org/software/emacs/tour/
After I got more familiar with Emacs I spent some time to walk through each chapter of the Emacs manual. Even if you think you know how to search and replace within Emacs, after reading the chapter about it you know even more.
And what is most often forgotten: Use the menu bar. You can find most of the basic commands and their shortcuts there.