Cannot Pay Microsoft Account

Am I really the ONLY Capitec Client in South Africa with a Microsoft Office 365 Subscription? The Office Subscription costs R75.00 per month and is billed by Microsoft U.S. on your online transaction enabled debit card (credit card equivalent). From the end of February I got notifications from Microsoft that the payment for February had not been processed. I contacted Capitec and initially was told that nothing is wrong and that MS should try again. MS tried again an again got a \Card not Authorized"error. This morning I visited Klerksdorp branch and eventually was told that Microsoft does a recurring billing which they no longer allow on their system and thus stopped all payments to MS. How am I"