Need the registry subkeys under "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate" of more than 1000 servers using a Text file. please help me with the PS script

Hi Experts,

I am new to PowerShell.com and new to powershell as well. Need a quick script to get all registry subkeys under "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate" of more than 1000 servers using a Text file as input.

please help me with the PS script.

Also, please guide me how to iterate the value and get the output results in excel / CSV file.

Thanks in Advance.