Thanks for joining the thread, @a-smith.
I'll share some information about adding a class to the exchange gain or loss account. Exchange gain and loss in QBO are calculated automatically and separately from the source transaction. Thus, adding it isn't possible.
To learn more about this feature, see the following links below:
If you have other questions or concerns about your exchange gain or loss account, please let me know. I'm more than willing to answer them for you. Have a great rest of the week.
