In my old sheet, i can update balances of accounts that are not linkable. Now with this foundational template there is no way to do that. Why was this removed?
You can track balances for manual accounts in the Foundation template using these steps:
We hope to build this capability into the Tiller Money Feeds add-on vs using a sheet and bound script to do it, which is the way it worked in the previous version of the Accounts sheet.