Microsoft 365 implementation for Malaysian enterprises typically takes 4-8 weeks depending on organization size and complexity. Phase 1 includes tenant setup, security configuration, and pilot user deployment (1-2 weeks). Phase 2 covers full user migration, Teams deployment, and SharePoint configuration (2-3 weeks). Phase 3 includes advanced security features, compliance setup for Malaysian regulations, and user training programs (2-3 weeks). Large enterprises with complex requirements may require additional time for custom integrations and extensive change management.