Same - I keep getting a verification expired notification but the page never loads.

Don’t delete it just yet, the app developer mentioned there is a chance he updates the API and app to work with Lemmy.

Do you live near a Microcenter? If so, I would recommend checking out their CPU/Motherboard combo deals.
As a few other people have added, PC Partpicker is great for compatibility. Best of luck and feel free to ask questions as you go!

I had to move Sync off the homepage of my phone to avoid the muscle memory of just clicking it mindlessly. I have caught myself once or twice wanting to type it into the URL.