Please follow the steps given below in sequence and execute instructions in the KB articles to complete the update:
If you are using Microsoft CSP, You must need to reconfigure the CSP profile using below KB article:
https://kb.machsol.com/Knowledgebase/54511/CSP-Module-Configuration-Guide-for-MachPanel-Automation-Solution
If you are using MachPanel Rest API, please follow link below to update to latest version of Rest API:
Update to Latest MachPanel REST API