Install zoom audio device prompt keeps popping up for webinars

Hi, 

I have a user that uses two accounts: 1 for her work zoom, and another as a company account for monthly large events. 

It seems that for her personal company account use, she is able to share audio after enabling it once. And for the company account, she is able to share it for 1 on 1 meetings as well. However, whenever we have monthly catchups and use the webinar feature which includes 300 plus people, the share audio prompt comes up everytime when she selects it. Was wondering if there is a solution to this issue as we constantly have to give her admin credentials in order to install? Prompt looks like this: