Why am I unable to change my plan? I have logged into my account but am unable to see the option to change plans. May 24, 2023 03:33 Updated You can change your plan by logging in to My Account at SIMBA.sg, or at any of our SIMBA Service Centres or Dealers. Related articles Can I change my SIMBA plan? When am I eligible to change plans? Can I change my personal plan to the Business plan? What is the APN Setting for SIMBA? I am an existing SIMBA customer, can I request to change to another SIMBA plan?