Dell T7880 Loud audio pop with every windows sound

Found the solution here :

https://www.dell.com/community/en/conversations/precision-fixed-workstations/precision-5820-u3415w-popping-from-connected-speakers/647f81b5f4ccf8a8de06b1cb?page=3

Make .reg file with the following:

run said file.

reboot

No more pop

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\SOFTWARE\Realtek\Audio\RtkNGui64\PowerMgnt]
"Enabled"=dword:00000000
"DelayTime"=dword:00000000
"OnlyBattery"=dword:00000000
"PowerState"=dword:00000000
"DefEnabled"=dword:00000000
"DefDelayTime"=dword:00000000
"DefOnlyBattery"=dword:00000000
"DefPowerState"=dword:00000000