How come I still can’t transact with Boku after I have activated my M-Pay account? CSMgr.8686 Updated June 24, 2017 19:41 Follow Depending on the account type (prepaid vs. postpaid), your M-Pay account may have a spend limit pre-configured. Please contact Proximus Customer Support for more information. Related articles How do I configure my M-Pay account? How do I know if I have a M-Pay account? I haven’t received a PIN to log into the Customer Care Portal How do I contact Facebook if I have questions about my mobile transactions? How can I view my Boku transaction history? Comments 0 comments Article is closed for comments.