Yes, customers of United Bell typically have the flexibility to upgrade or downgrade their service plans. The specifics of this process can vary depending on the type of plan and the services involved. Generally, if a customer wishes to upgrade, they may simply choose a higher-tier plan that meets their needs. For downgrading, it is advisable to review the current plan terms and any potential effects on services or pricing. It is important to note that changes may be subject to specific policies, such as notice periods or potential fees. For the most accurate and detailed information regarding plan changes, customers are encouraged to check the current web page or their online account, where they may find relevant options and instructions related to upgrading or downgrading their plans.