SharePoint Online for Beginners Training: 2 Hour Tutorial Course for Microsoft SharePoint

SharePoint Full Course Tutorial

SharePoint Basics Beginner Tutorial

Microsoft Forms Web Part Tutorial

How to add Items with Forms Instead of Spreadsheets

How SharePoint Automatically Builds Forms for You

SharePoint framework tutorial: Set up your development environment and Create web part using SPFx

SharePoint developer overview

SharePoint Framework Tutorial 1 - HelloWorld Web Part