How to Use Google Gemini AI in Docs, Sheets & Slides: Complete 2026 Guide

Google just shipped the biggest update to Workspace since it rebranded from G Suite. And this time, it's not a chatbot sidebar you'll ignore after a week. The March 2026 Gemini Workspace update rolls AI directly into the tools 300M people already use - Docs, Sheets, Slides, and Drive. We're talking doc generation that pulls context from your Gmail and Drive simultaneously, spreadsheet cells that auto-populate with live web data, and slide decks that build themselves from a prompt. We've spent the past week testing every new feature.