Upgrade Exchange 2013 CU15 to CU23

PREREQUISITE

Disable Antivirus

Disable Monitoring 3rd party services… in my case Solarwind

INSTALLTION PROCEDURE

Install .Net 4.7.2
\\FileServer\Exchange\setup.exe PrepareSchema /IAcceptExchangeServerLicenseTerms
\\FileServer\Exchange\setup.exe PrepareAD /IAcceptExchangeServerLicenseTerms
\\FileServer\Exchange\setup.exe PrepareDomain /IAcceptExchangeServerLicenseTerms

INSTALLATION COMMAND

\\FileServer\Exchange\setup.exe /Mode:Upgrade /IAcceptExchangeServerLicenseTerms

REBOOT SERVER.

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Thanks,

Kabeer.

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