Money in and out · Money out

Why is an expense in the wrong category?

ComputerOpen Expenses, then open the expense and change its category.
PhoneOpen Expenses, then tap the expense and change its category.

Categories arrive from your bank or accounting feed and are a guess based on the vendor. Fixing one teaches DeskOps the vendor, so later rows from the same place land correctly. The fix flows through to Margin and to the tax packet, because both read the same categories.