Microsoft Certification is currently not supported in the Q&A forums, the supported products are listed over here https://learn.microsoft.com/en-us/answers/products (more to be added later).
You can ask the experts in the dedicated Microsoft Certification forum over here:
https://trainingsupport.microsoft.com/en-us/mcp/forum
Or contact the PearsonVue support:
https://home.pearsonvue.com/Contact-Us.aspx
(Please don't forget to accept helpful replies as answer)