Hello USA80 ,
Considering your CRM2016 setup is production environment.
to upgrade the same with Dynamics365 you have a below options.
1) In Place Upgrade. (on Same server)
To upgrade by this approach you need to take Database backup MSCRM_Config and your organization DB first.
then install "CRM2016-Server-KB3205084"
this update will rebrand your crm2016 to Dynamics 365
you will see the changes , your product has been converted to Dynamics365.
Need to upgrade Reporting extension as well "CRM2016-Srs-KB3205084-ENU-Amd64" and
remain products Eg. CRM Email Router ...
once you have completed above installation , need to apply below updates in sequence.
it will bring your deployment to Dynamics 365 latest updates 8.2.3 after installtion of KB4467675.
KB4013759 (Dynamics 365 Update 2.1)
KB4046795 (Dynamics 365 Update 2.2)
KB4467675 (Dynamics 365 Update 2.3)
2) Side by side Migration. ( Recomended by microsoft ) on seprate new server
It will not hamper your production (current) enviroment.
Restore your production database and then start installtion of CRM2016-Server-KB3205084 need to follow below steps
this KB3205084 update will rebrand your crm2016 to Dynamics 365
you will see the changes , your product has been converted to Dynamics365.
Need to upgrade Reporting extension as well "CRM2016-Srs-KB3205084-ENU-Amd64" and
remain products Eg. CRM Email Router ...
once you have completed above installation , need to apply below updates in sequence.
it will bring your deployment to Dynamics 365 latest updates 8.2.3 after installtion of KB4467675.
KB4013759 (Dynamics 365 Update 2.1)
KB4046795 (Dynamics 365 Update 2.2)
KB4467675 (Dynamics 365 Update 2.3)
Hope this will help you.
Thank you .
Abarao Bhople