Go to: https://portal.azure.com/#view/Microsoft_AAD_RegisteredApps/ApplicationsListBlade and login with your Microsoft Account (MSA). Click on "Applications from personal account" to manage your personal app registrations.
This page is now showing as being deprecated, so I can't even try this out for Personal OneDrive
I am trying similar thing on Graph but that seems much more complex for what I want.
Are you still updating this?