Forum Discussion

Copper Contributor

Nov 18, 2021

Windows Defender ATP suddenly stopping Office add-ins from loading

Hi Guys, A recent upgrade to Windows Defender Advanced Threat Protection (ATP) has completely stopped our company's Excel add-in working. This appears to be a result of Attack Surface Reducti...

microsoft 365 defender

DorisOxa

Copper Contributor

Oct 04, 2022

modano After a while did Your company finde a solution? Adding the add as a trusted location helped but not for long. I tried to convince our Admin to make our add-is an exception to Defender ,but No luck.