Forum Discussion

Copper Contributor

Jul 04, 2023

Solved

Disable Outlook Mentions Company Wide

Hi Everyone, We have a customer who wishes to disable @ mentions in Outlook. They share very confidential information so do not want to risk this information being sent to the wrong person. In r...

Toncia_Vladislav
Apr 02, 2024
I know it's 1 year too late, but hey, I hope it helps someone else in the future:

[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Options\General]
"ShowAtMentionSuggestions"=dword:00000000

Toncia_Vladislav

Copper Contributor

Apr 02, 2024

I know it's 1 year too late, but hey, I hope it helps someone else in the future:

[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\16.0\Outlook\Options\General]
"ShowAtMentionSuggestions"=dword:00000000

EricY2195

Copper Contributor

Oct 31, 2024

What can I do if I don't have the "General" section under Options on that registry path? I've attempted to have the GPO set to "create" in the hopes that it would write the value, but that doesn't appear to be working for me. I've added the most recent ADMX files to the DC as well. No luck here.