Find my device is dependent on using a Microsoft Account (within Enterprises Azure AD Accounts are required). Is it possible that you used your Microsoft Account previously on the SP4? If so, that would explain why it shows up in the account page.
Here is the article discussing the feature as...
Have you referred to this article on MS Tech Community?
Surface Hub Windows 10 Team 2020 Update – Hub v1 status - Microsoft Tech Community
Or this Docs page?
Install Windows 10 Team 2020 Update - Surface Hub | Microsoft Docs
The case is too thin around the USB C port and it's prone to breaking and Bluetooth performance for audio can be weak. And the April Update is really buggy
I use it 12-14 hours a day, I take most of my Teams calls on it, it's my only device after work, and the Surface Buds are my primary Bluetooth headset.
I had the same issue, I use my Android phone for voice and video, then add my Pro X to the call for app sharing and Whiteboard...didn't have to add any additional device into the mix...
BTW, I didn't find any ARM64 drivers for their devices
That just means that there will be no more driver/firmware updates from Microsoft, and at some point, the hardware may not be supported on future Windows Builds.
The dates are really old, but assuming it has been powered off for the last 16 months and no further degradation has occurred the battery looks in decent shape for a device this old - it has degraded about 11% in capacity
I use the Pro X as my main driver, docked as you see in the photo and as a tablet. I agree that Tablet Mode needs help, they need to port over some of the Edge for Android features and that would improve it vastly as a touch enabled browser.
My understanding is in the UI refresh they will be...