Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MRxSmb\Parameters]
"OplocksDisabled"=dword:00000001

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\lanmanServer\parameters]
"EnableOplocks "=dword:00000000
"EnableOpLockForceClose"=dword:00000001

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\lanmanWorkStation\parameters]
"EnableOplocks "=dword:00000000
"EnableOpLockForceClose"=dword:00000001