If your Minipc is Quieter2Q, PCG02 GLE/GLK, PCG35 GLK, you can upgrade to Windows 11.
(The supported cpu includes J4125/J4105/J4025/J4005/N4120/N4100/N4020/N4000/J5040/J5005/N5030/N5000)
If your MiniPC is one of the above,it will be able to upgrade to Windows 11. Microsoft is still finalizing the upgrade rollout plan, but for most devices already in use today, microsoft expect it to be ready sometime in early 2022. Not all Windows 10 PCs that are eligible to upgrade to Windows 11 will be offered to upgrade at the same time. To see if your PC is eligible to upgrade, download and run the PC Health Check app.
Once the upgrade rollout has started, you can check if it is ready for your device by going to Settings/Windows Updates.