Linking your CAD account through PayPal should be done through manual account number entry.
Go to the Wallet tab
Select “Link a Bank”
Type in Vault in the search bar
Select “Enter your bank details”
Select Chequing for account type
Enter account details from your Vault CAD account details
PayPal will make 2 small deposits you’ll need to confirm to link the account to PayPal (you’ll receive an email once these land)
To link your USD account follow the same steps as above until step 4 but at the bottom select “Link a U.S. bank instead”.