This article explains how to turn off your existing bank feed.
Navigate to the ‘Banking’ tab at the top of the screen and select 'Bank Accounts' from the drop down menu.
Choose the bank account which has the feed you wish to disable.
Navigate to the ‘More’ button and select ‘Disable Bank Feed’ from the drop down menu.
And that’s it!
Just confirm that you’d like to remove this feed by selecting ‘Disable’.