Apologies for the delay in answering this query. From the issue details i see you are not able to see the Primary refresh token ( PRT ) on the client devices.
You can refer to this article https://learn.microsoft.com/en-us/azure/active-directory/devices/troubleshoot-hybrid-join-windows-current which talks about the detailed troubleshooting steps can be performed based on the output of dsregcmd /status command.
Let me know if you come across any issues following the above articles while troubleshooting the PRT issue on the device, will be happy to assist you offline.
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