In order to start a deposit request, you will need to navigate to the "Deposit Funds" tab on your account.
Vload is available only in certain countries. If you are not able to see this as a method in your Account, then you would not be able to deposit via Vload.
Please note that that deposit method is available to fully verified accounts.
In order to use the VLoad deposit method, you will need to sign up to VLoad and purchase a "VLoad Voucher".