Windows Autopilot: It allows you to set up new devices automatically, including upgrading existing devices to Win11, you can reduce manual intervention and streamline the upgrade process. This option aligns well with your Microsoft 365 E5 subscription and Microsoft Intune usage.
MECM: You can create a custom image of Win11 Ent and use MECM for an in-place upgrade.While this approach provides flexibility, it may involve more administrative effort.Not the most efficient choice for minimizing administrative tasks.
MDT it can be used for in-place upgrades, it requires creating a custom image of Win11 Ent. This approach involves additional steps and manual effort. Not the optimal choice for minimizing administrative workload.
Subscription Activation is related to licensing and activation, not the actual upgrade process.It doesn’t directly address the in-place upgrade task. Not applicable for this scenario.