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Update for Universal C Runtime in Windows (KB2999226) not installed

Microsoft Exchange Server 2016 setup can't continue because the local computer requires a software update. You need to install this update before Exchange 2016 setup can continue.

Exchange 2016 (for September 2021 CU and later versions) requires the Update for Universal C Runtime in Windows (KB2999226) to be installed on the computer before installation can continue.

  1. Download and install: Universal C Runtime in Windows (KB2999226)
  2. Select retry on the Readiness Checks page.

Note

If this update requires a reboot to complete installation, you'll need to exit Exchange 2016 setup, reboot, and then start setup again.

Having problems? Ask for help in the Exchange forums. Visit the forums at: Exchange Server.