Screen goes blank/white in Lync sharing session

When a user complains about screen sharing from another user that does not appear on his Lync client (blank or grey screen), please find the following registry keys:

1. 64 bit OS

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{00000000-0000-0000-0000-000000000000}  

2. 32 Bit OS

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{00000000-0000-0000-0000-000000000000}

-       Create or change following registry value under this registry key,

Name = “Compatibility Flags”

Value = “8388608”


you can also use below PowerShell script to do changes:
1. 32 bits OS 

Set-ItemProperty -Path “HKLM:\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{00000000-0000-0000-0000-000000000000}” -Name “Compatibility Flags” -Value 8388608

2. 64 Bit OS

Set-ItemProperty -Path “HKLM:\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{00000000-0000-0000-0000-000000000000}” -Name “Compatibility Flags” -Value 8388608

Please comment if you have any correction or need any clarification.