Learn Sharepoint in 30 minutes | Microsoft Sharepoint training | Sharepoint working explained

Office 365 Tutorial - INTRODUCTION

Introduction to SharePoint

SharePoint Permissions Tutorial for Beginners | Full Control, Edit & Read Access

Understanding Why SharePoint.Read.All Doesn’t Access Main Site Lists Without Sites.FullControl.All

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

Set up your SharePoint Framework (SPFx) development environment

Getting Started with SharePoint Framework with SPFx Toolkit