windows share
Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters -> AllowInsecureGuestAuth -> 1 if dont exist make it if exist make it 1.
Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters -> AllowInsecureGuestAuth -> 1 if dont exist make it if exist make it 1.