Installing WordPress on Yahoo Domain

Well, first you’ll need a hosting provider. Yahoo also offers hosting services, and maybe it come with the domain, so check with them first. If not, we have some recommended hosting providers at https://wordpress.org/hosting/

The hosting providers mentioned there all have one-click WordPress installers. I think Yahoo does too, but if they don’t, you can install WordPress following this guide: https://codex.wordpress.org/Installing_WordPress#Detailed_Instructions

Also, you might find this to be useful: https://codex.wordpress.org/New_To_WordPress_-_Where_to_Start