I want to change the Class on multiple transactions instead of plowing through each individual transaction?
There's another option to avoid editing transactions one at a time, Dean
You can ask your accountant to use the Reclassify Transactions tool in QuickBooks Online Accountant to edit multiple transactions. Here's an article for more details: How to use the reclassify transactions tool in QuickBooks Online Accountant.
The Community is always here if you have other questions.