You can only do this online in 'My Account' here.
Log in, click on 'Points' in the side menu bar and you'll see these 2 options first thing.
Select the 'Bank Points' option and you'll be on the Manual method shortly after.
Note: Once Manual is selected, it can't be changed for 24 hours. This option is only available to members with an online Bonds Rewards account on our Australian website.