WD EX2 - Maximum HDD capacity

What is the maximum size of HDD I can install on a WD EX2 which i brought 3 years ago. I am planning to install 10TB WD red or 12TB Seagate.

Appreciate help on this.

https://community.wd.com/c/network-attached-storage/wd-my-cloud-ex2

Do i have to post the question on My Cloud EX2 forumn

If you want to get advice from people who own and will have experience of EX2 devices, yes.

Unless a moderator can move it for you.