Audirvana 3.5.5 can not open on win10 64bit

Audirvana 3.5.5 can not open on win10 64bit
and i lost my license key.
what do i do?
help pls…

and i cant reinstall the program
i got the error code: Appinstaller fail, error code: 0x80072F8F。Details: Unknown error (0x80072f8f).

Hello @miroquark,

Can you check the procedure below and try to install Audirvana again?

  • Method One

Check the time and date settings.

  1. Open the Start menu.
  2. Select Settings, then Time and Language, then Date and Time.
  3. Check and make sure that the PC is operating with the correct time and date.
  • Method Two

Ensure that the computer is connected to the internet.

  1. Enter “network troubleshooter” into the search box located on the taskbar.
  2. Select “Identify and Repair Network Problems”.
  3. Follow the instructions that are given on screen. This will fix any problems that the network is experiencing.
  • Method Three

Review the timezone.

  1. Open the Start menu.
  2. Select Settings, then Time and Language, then Date and Time.
  3. Check to make sure that the correct timezone is selected from the drop down menu.

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