#Microsoft 365 Copilot

Dossier sécurisé contenant des documents, protégé par un bouclier et relié à des icônes d’utilisateurs, rôles et organisations.

Autonomous AI agents: preparing Microsoft 365 step by step

Prepare Microsoft 365 for autonomous AI agents: a 10-signal audit, Entra Agent ID identities, licensing, a PowerShell script and step-by-step checks.

Oct 4, 202614 min

copilot

Copilot Chat without a licence: Search, Notebooks and Create

Copilot Chat without a Microsoft 365 Copilot licence: what Search, Notebooks and Create cover, the limits, and a script to audit your licences.

Oct 3, 202613 min

copilot

Copilot: write in your own style with a skill

Set up Copilot to write in your style: generate a SKILL.md file, create an agent in Agent Builder and check the result step by step.

Oct 3, 202612 min

Carte conceptuelle reliant une boussole à des icônes de sécurité, d’utilisateurs, de données et de réseau.

m365

Microsoft 365 Roadmap for October 2026: What Affects You

Microsoft 365 roadmap for October 2026: Entra Backup GA, Copilot Local Inferencing, Teams retention and retirements for administrators to plan for.

Oct 3, 20269 min

Document central relié à une grille de données et à un flux de validation sous une loupe.

copilot

Copilot skills: create and deploy a SKILL.md file

Copilot skills: create a SKILL.md file, choose between Excel, Agent Builder and Cowork, then check the prerequisites and results before deployment.

Sep 30, 202611 min

Jauge dorée, cloche d’alerte et bulle de discussion reliées à des icônes de cloud, base de données, utilisateur et réglages.

copilot

Copilot budgets: which limits actually stop usage?

Copilot budgets: distinguish alerts, usage limits, and Copilot Studio capacity so you don't mistake a notification for an actual stop to billing.

Sep 29, 20269 min

Feuille de papier avec des icônes de PowerPoint et Excel sur fond sombre.

copilot

Copilot Skills: PowerPoint, Excel, and Cowork

Copilot now deploys reusable skills in PowerPoint and Excel, alongside Cowork. How to identify and customize them.

Sep 27, 202614 min

Pièce dorée stylisée avec des éléments géométriques flottants et de la fumée.

copilot

Copilot Premium: Usage-based Billing Arrives

Copilot Premium changes its pricing model: daily usage included in the license, advanced features billed via Copilot Credits starting in 2026.

Sep 27, 20265 min

copilot

Next-generation Copilot: Home, Code, Autopilot and FinOps for AI

Copilot evolves with Home, Code and Autopilot: new USL/UBB model, FinOps for AI, and what IT must prepare before deployment via Frontier.

Sep 26, 202610 min

Clés métalliques sur fond en cuir avec des compétences écrites.

copilot

Microsoft 365 Copilot: 5 Reusable Skills to Master

5 reusable skills to leverage Microsoft 365 Copilot: ready-to-use prompts, limitations and best practices for IT teams.

Sep 25, 20266 min

Modèle de gouvernance avec trois cercles : personnel, équipe et ajustement des risques.

copilot

Copilot Agent Governance: The Three-Zone Model

Copilot governance model in three zones (Green, Yellow, Red): Purview prerequisites, Power Platform controls, licensing, and PowerShell audit script.

Sep 17, 202613 min

Réseau de données dorées, symbolisant l'intelligence connectée et l'intégration des modèles.

copilot

Copilot: Grok arrives in M365, MCP connectors in GA

Grok in M365 Copilot, MCP connectors in GA, critical CVE in Copilot Studio and end of transitional credits: an overview of Copilot developments in September 2026.

Sep 16, 20268 min

Composition géométrique sur fond noir avec formes et couleurs variées.

copilot

Copilot Cowork: Create a Microsoft 365 App Without Code

Copilot Cowork enables creating Microsoft 365 apps in natural language. Complete guide: prerequisites, governance, Copilot credits, and PowerShell script.

Sep 16, 20268 min

Interface d'application managée avec notifications et connexion à un chat.

sharepoint

Apps in Cowork: Create a No-Code Managed Application in Microsoft 365

Create a managed Microsoft 365 application in Cowork with Copilot: prerequisites, Copilot Studio credits, SharePoint connection and admin governance explained.

Sep 14, 20268 min

Symboles de code accompagnés de schémas de blocs sur fond sombre.

copilot

Copilot Studio: Generate HTML Battle Cards Without Consuming Messages

Create a Copilot Studio agent that generates HTML battle cards via Power Automate and Researcher, without consuming additional messages.

Sep 14, 20269 min

copilot

Copilot Studio August 2026: GitHub Copilot harness in GA and new agent capabilities

GitHub Copilot harness in GA, Work IQ, persistent memory, Application Insights telemetry: all the new features in Copilot Studio August 2026 for admins.

Sep 14, 202610 min

Coffre-fort stylisé avec des éléments graphiques informatiques et des mots clés techniques.

sharepoint

Preparing a Microsoft 365 Tenant for Copilot: Technical Checklist 2026

Technical checklist to prepare a Microsoft 365 tenant for Copilot: licenses, SharePoint, DLP, automatic labeling, and ready-to-use PowerShell scripts.

Sep 12, 20269 min

Bouclier doré avec des éléments numériques, mettant en avant la sécurité sans frontières.

purview

Microsoft Purview in September 2026: Network DLP, Third-Party Apps, and AI

Microsoft Purview extends DLP to networks and third-party apps, and now governs Copilot and AI agents. Technical overview and PowerShell audit script.

Sep 12, 202613 min

Stratégie de gouvernance illustrée par une route sinueuse avec étapes numérotées.

copilot

Copilot: Microsoft 365 Roadmap September 2026

Copilot and Microsoft 365 in September 2026: Notebooks references, Purview, Outlook DLP and governance actions for administrators.

Sep 8, 20268 min

Formes géométriques en beige sur fond noir et vagues turquoise en dégradé.

copilot

Microsoft 365 Copilot in Canada: Data Residency vs. Inference

Microsoft 365 Copilot in Canada: why data residency and local inference are two different things, and what Bill 25 and PIPEDA require.

Sep 8, 202610 min

Design stylisé évoquant des éléments scientifiques et technologiques dans un fond sombre.

copilot

Copilot Studio August 2026: GitHub Copilot Harness Goes GA

GitHub Copilot Harness reaches GA in Copilot Studio: skills, memory, Work IQ, Entra Agent ID, and telemetry for enterprise AI agents.

Sep 8, 202610 min

Flèche dorée ascendante sur fond sombre, symbolisant la croissance et le progrès.

copilot

Agent Builder: Simplified Publishing, Governance and Skills Coming Soon

Agent Builder is evolving: simplified publishing to the Agent Store, attachment redesign, default tools and the upcoming arrival of skills.

Sep 2, 20267 min

copilot

SharePoint Copilot Apps: Complete UX in the Copilot Canvas

SharePoint Copilot Apps extends the SharePoint Framework to the Copilot canvas: prerequisites, implementation steps, and public preview timeline.

Sep 2, 20269 min

Colonnes représentant le passé (legacy) et le futur, avec des descriptions opposées.

sharepoint

SharePoint Classic Pages: Scheduled Retirement in 2027 and 2028

SharePoint Online: Microsoft is retiring classic pages in two phases (March 2027 and October 2028). Timeline, impacts, and audit plan for administrators.

Sep 1, 20268 min

Composition géométrique en métal doré sur fond noir.

copilot

Microsoft 365 Copilot Agents: The 4 Levels of Mastery

The 4 levels of Microsoft 365 Copilot agents: pre-built agents, Agent Builder, Excel/PowerPoint skills, and Cowork, with PowerShell audit script.

Aug 30, 20269 min

$Boîte aux lettres en bronze sur fond noir avec inscription \"GOOD LETTERS STILL MATTER\".$ exchange

100 GB mailbox quota for Microsoft 365 Business

Exchange Online mailbox quota increases to 100 GB for Microsoft 365 Business Basic, Standard, and Premium: mechanism, limits, and licensing impacts explained.

Aug 27, 20266 min

Enveloppe dorée contenant des instructions cryptées sur fond sombre.

Prompt Injection Protection in Microsoft Defender

Prompt Injection Protection in Microsoft Defender for Office 365: detection, quarantine and tracking of emails trapping Copilot AI assistants.

Aug 22, 20268 min

Graphiques et présentations stylisées sur fond noir et doré.

copilot

Copilot Chat vs Cowork vs PowerPoint: Which Tool Generates the Best Presentation?

Copilot Chat, Cowork, or Copilot in PowerPoint: technical comparison of presentation generation from Excel, with credit costs and custom skills.

Aug 19, 20267 min

Processus illustrant la délégation de tâches à un agent IA, avec étapes et états.

copilot

Copilot Cowork: Delegating Tasks to AI

Copilot Cowork allows you to delegate complex tasks in Microsoft 365. How it works, AI models, governance, and real costs explained by an MVP.

Aug 19, 20267 min

Graphique en relief illustrant des templates et des connexions de données.

copilot

Agent Builder M365 Copilot: 8 New Ready-to-Use Templates

Discover the 8 new templates for Microsoft 365 Copilot Agent Builder: agent types, enriched capabilities, permissions and deployment best practices.

Aug 18, 20265 min

Tiroir de classement avec documents translucides et message sur l'organisation des données.

copilot

SharePoint Sprawl: Clean Up Your Tenant Before Copilot Deployment

Eliminate SharePoint sprawl with SharePoint Advanced Management: inventory of inactive sites, lifecycle policy, and Copilot index exclusion.

Aug 18, 20267 min

Design abstrait avec des formes géométriques et des lignes fluides dorées et transparentes.

Copilot Studio: Inline Agents and Structured Workflows

Discover how Copilot Studio's inline agents integrate with workflows to automate monitoring and ticket processing with structured output.

Aug 18, 20266 min

Graphique représentant l'intelligence de dialogue avec des bulles de conversation et des connexions.

copilot

Microsoft 365 Copilot: 8 New Features to Test

Microsoft 365 Copilot: new GPT-5.6 and Claude Opus models, Word/PowerPoint agents, generalized notebooks and Copilot Pages editing suggestions.

Aug 4, 20266 min

Icône de dialogue stylisée avec un fond de réseaux interconnectés.

copilot

Microsoft 365 Copilot: All July 2026 Updates

Complete overview of Microsoft 365 Copilot updates for July 2026: new AI models, admin features, agents, and application updates for IT professionals.

Aug 3, 20268 min

Hub d'acheminement de l'intelligence avec divers modèles et entrées illustrés.

copilot

Microsoft AI Update July 2026: Copilot and Foundry

Microsoft AI Update July 2026: GPT-5.6, Claude Opus 5, Foundry IQ, new Foundry portal and updates to Copilot Studio and M365 Copilot.

Aug 1, 20268 min

Prompt Injection: Block Malicious Emails with Microsoft Defender

Prompt injection in emails: how Microsoft Defender for Office 365 protection works, quarantine monitoring and KQL queries for admins.

Jul 25, 20269 min

Harnais en métal doré et cuir sur un fond sombre.

copilot

Copilot Studio Agents: The New Harness Changes Everything

Discover the new Copilot Studio Agents harness: models, skills, tools, memory, credit-based billing, and publishing to Teams and M365 Copilot.

Jul 22, 20269 min

Graphique illustrant deux niveaux de services avec un symbole monétaire.

copilot

Copilot Costs Demystified: Licenses, Credits, and Agents

Licenses, Copilot Credits, GitHub AI Credits, agent harnesses: complete breakdown of the Microsoft Copilot cost model for architects, admins, and IT decision-makers.

Jul 21, 20268 min

Balance dorée avec des poids et des courbes graphiques sur un fond sombre.

copilot

Copilot Credits: Measuring AI Productivity in the Enterprise

Discover how to measure the productivity generated by Microsoft 365 Copilot and allocate Copilot Credits between teams based on actual usage.

Jul 20, 20265 min

Trois personnes se regardent, entourées de graphiques et de motifs subtils.

AI Adoption: Driving Copilot with Copilot Cowork

Practical guide to driving the adoption of Microsoft 365 Copilot and Copilot Cowork: champions, change management, prompts, and governance.

Jul 19, 20266 min

Silhouette humaine avec des lignes vertes s'échappant du dos sur fond sombre.

copilot

Copilot M365: Accelerating AI Adoption with a User-Centered Strategy

How to successfully adopt Microsoft 365 Copilot: champions, business scenarios, Copilot Co-work credits and value measurement. Practical guide for IT professionals.

Jul 18, 20267 min

Main tendue vers des éléments graphiques stylisés sur fond noir.

copilot

Improving Copilot: skills, feedback and iteration

Discover how Copilot improves through skills, thumbs up/down feedback and conversational iteration in Microsoft 365.

Jul 17, 20266 min

Bureau avec écran affichant des flux de travail informatiques et documents organisés.

copilot

10 Copilot workflows for IT managers to adopt

Discover 10 Microsoft Copilot workflows to automate service desk, documentation, and IT management within IT teams.

Jul 16, 20265 min

Stylo en métal doré posé sur du papier décoratif crème et noir.

copilot

Saving your Copilot prompts: methods and best practices

Discover how to save and organize your Copilot prompts: history, Copilot Pages, prompt gallery, notebooks and Microsoft 365 agents.

Jul 16, 20266 min

Interface utilisateur sombre avec icônes et graphiques stylisés pour gestion IT.

copilot

Copilot: 10 Essential Workflows for IT Leaders

Discover 10 Microsoft 365 Copilot workflows to adopt for IT leaders: meetings, tickets, documentation and automated project management.

Jul 15, 20266 min

Icônes illustrant des applications Microsoft 365 connectées, sur fond sombre.

copilot

Copilot in Microsoft 365: 6 Actionable Prompts by Application

Discover 6 actionable prompts for Microsoft Copilot in Word, Excel, PowerPoint, Outlook, Teams, and OneNote — with licensing requirements and application-specific limitations.

Jul 14, 20266 min

Diagramme abstrait représentant l'infrastructure d'intelligence adaptative et autonome.

copilot

Microsoft Copilot: Complete AI Ecosystem Mapping

Complete mapping of the Microsoft Copilot ecosystem: 13 families of copilots, autonomous agents, governance and technical architecture for IT professionals.

Jul 13, 20268 min

Réseau abstrait de sphères lumineuses et filaments sur fond sombre.

copilot

12 Microsoft AI Concepts to Master in 2026

Discover the 12 essential Microsoft AI concepts for 2026: Copilot, Work IQ, Microsoft Scout, Fabric, Purview… Clearly explained for IT teams.

Jul 11, 20269 min

Documents et graphiques stylisés sur fond sombre avec motifs graphiques.

copilot

GPT-5.6 in Microsoft 365 Copilot: What's Changing

OpenAI's GPT-5.6 is now available in Microsoft 365 Copilot for Word, Excel, PowerPoint, and Cowork. Discover what's new and how to benefit from it.

Jul 7, 20265 min

Graphique illustrant un contrôle des coûts avec une approche hiérarchique, incluant un indicateur de solde.

copilot

Copilot Cowork: Billing, Control and Supervision

Copilot Cowork: master consumption-based billing, configure your Copilot credit quotas and supervise your spending from the M365 Administration Center.

Jul 6, 20267 min

Texte en typographie élégante sur fond sombre, avec des graphiques de connexion.

copilot

Copilot Cowork: Revolutionary Product, Brutal Pricing

Copilot Cowork transforms M365 productivity, but its credit-based billing model concerns SMBs. Complete analysis, workflows, and verdict after 30 days.

Jul 4, 20268 min

Architecture d'agent illustrant des flux de données et fragments de mémoire.

AI Agent Security: Memory and Context Attacks

Memory and context attacks on AI agents: mechanisms, RAG injection vectors, and concrete defensive measures for Microsoft 365 Copilot and Azure AI.

Jun 30, 20266 min

Structures géométriques en contraste, doré à gauche et noir à droite.

copilot

Copilot Studio vs Microsoft Foundry: Choosing the Right Platform

Copilot Studio or Microsoft Foundry for your AI agents? Discover a practical decision framework to choose the platform suited to your team and enterprise requirements.

Jun 26, 202610 min

Illustration architecturale complexe avec des chemins, temples et motifs géométriques dorés.

Microsoft AI Certifications: The Complete Path

Discover the Microsoft AI certification path, from AI-901 to AB-100, with a focus on AB-650 for administering Microsoft 365 Copilot.

May 4, 20265 min

Fluides lumineuses dorées avec des bulles de dialogue sur fond noir.

copilot

Copilot Memory: Essential Updates for Users

Explore the essential updates to Copilot Memory and conversation persistence. Optimize your use of Microsoft 365 Copilot.

Apr 8, 20265 min

Une porte ouverte éclairée, symbolisant la transition vers une nouvelle découverte.

sharepoint

Migration from Restricted SharePoint Search to Restricted Content Discovery

Plan the migration from Restricted SharePoint Search to Restricted Content Discovery before 2027. Complete technical guide with PowerShell scripts for M365 admins.

Mar 22, 20269 min

Livre ouvert avec des pages transparentes et éléments graphiques flottants.

copilot

Copilot Notebooks: Organize and Collaborate with AI

Copilot Notebooks centralizes your project and anchors AI to your content. Discover how to structure, share, and leverage this M365 feature.

Mar 13, 20266 min

copilot

Work IQ: Personalized Artificial Intelligence Microsoft 365 Copilot

Discover Work IQ, the intelligence layer that personalizes Microsoft 365 Copilot with contextual data, agentic skills, and advanced tools.

Mar 4, 20266 min

sharepoint

SharePoint at 25: Evolution Toward the AI Era and Microsoft 365 Copilot

SharePoint evolves toward AI with Microsoft 365 Copilot. Discover new business intelligence capabilities, Work IQ, and knowledge activation.

Mar 2, 20266 min

Montagne isolée symbolisant les couches de sécurité en dessous de la surface.

AI Agent Security: Beyond the LLM Model

AI Agent Security: attack surfaces, prompt injection, MCP servers and defense in depth. Technical guide for IT professionals on secure agentic AI.

Feb 25, 20268 min

Strates dorées avec des éléments graphiques et un fond noir.

AI Governance in the Enterprise: The 4 Essential Layers

Discover the 4 layers of AI governance in the enterprise: policy, data strategy, RAG, and output controls — for reliable and auditable deployments.

Feb 19, 20265 min

copilot

Microsoft 365 Copilot: Basics of a Successful Deployment

Explore the essential steps to deploy Microsoft 365 Copilot while securing sensitive data and optimizing AI functionalities.

Feb 11, 20263 min

copilot

Agentic Copilot in Excel, Word, and PowerPoint: Revolutionary Multi-Step Collaboration

Discover the new agentic capabilities of Microsoft 365 Copilot that enable direct editing in your Excel, Word, and PowerPoint files.

Feb 7, 20264 min

Quatre plaques de verre illustrant des concepts de productivité.

Claude AI: Andrej Karpathy's 3 Techniques to Boost Your Productivity Tenfold

Andrej Karpathy reveals 3 techniques for using Claude AI effectively: controlled memory, structured briefs, and verification loops. Go from 10% to 100% of potential.

Jan 22, 202610 min