Online (Card or PayPal) and Offline (Cheque or e-Transfer) payments are fine.
If switching between Online (Card or PayPal) and Offline (Cheque or e-Transfer), start over. Refresh screen by clicking on circular arrow.
Computers have this to the left of the internet address line
On portable devices (phones and tablets), menu bars of some style at the bottom or top of the screen need to be tapped first.