Changing the Number of Accounts Shown in the Accounts Pane
Postbox shows 15 accounts in the accounts pane before adding a scroll bar. You can change the maximum number of accounts shown before a scroll bar is added by setting a hidden preference.
- Open the Config Editor.
- Type "pb.accounts.max_rows" into the "Filter:" textbox.
- Double-click on the row for pb.accounts.max_rows
- Change the value from 15 to another number.