You can simply do a sim swap in your Afrihost Client Zone.
Please read this article for simple instructions to do a sim swap - https://help.afrihost.com/topic/afrihost-mobile/how-to-do-a-sim-swap-for-a-mobile-sim-card
If you require further assistance,
please send a message to our WhatsApp helpline: https://whatsapp.afrihost.com
or visit our Help Centre: https://help.afrihost.com/
or see our FAQ page: http://faq.afrihost.com