WordPress Installation

WordPress installation goes in two parts. The files and the database. You can grab WordPress from https://wordpress.org/latest.zip.

The database is the more difficult part. When you setup your database be sure to grab all 4 parts you need.
Database name, user, password and host location.

Most hosting places has an option to Install WordPress for you. This is usually the recommended option.

Manual WordPress Installation

A simple demonstration on how easy WordPress is to install even when doing it manually. There is of course many ways to install it, as long as you can get it up and working that’s really all that counts.

If you need more details check out the official source on the subject:
https://wordpress.org/support/article/how-to-install-wordpress/