Use the in-app purchasing feature with iMIMS to renew your subscription.
10 days from the expire date you will start receiving emails warning of the pending expiry.
In the “more” menu of iMIMS (the “more” menu button is on the bottom right hand corner), a new menu item is displayed at the top “Buy Full License iMIMS App”.
Select that option and follow the prompts to renew your subscription.
If you are an individual user and have difficulties then please call MIMS Customer Service on 1800 800 629 to renew your iMIMS Subscription.