Use the following steps to allow Flash content in Microsoft Edge:

Click Settings near the bottom of the menu that appears

Click View advanced settings under the Advanced Settings header

Flash Plugin 8

In Microsoft Edge navigate to the website that is missing Flash content

On the top right-hand side of the address bar you may notice icon

Click icon which will display a flyout Adobe Flash content was blocked

Click Allow onceto allow Flash content to run on that page for just one time.

Adobe Flash Player EOL General Information Page. Since Adobe no longer supports Flash Player after December 31, 2020 and blocked Flash content from running in Flash Player beginning January 12, 2021, Adobe strongly recommends all users immediately uninstall Flash Player to help protect their systems. Anything I try on the web says you will need Version 8 or higher of Adobe Flash player to view this content. And then the Adobe drop down appears for me to install Flash Player. When I set that in motion, it errors out saying, 'Windows 8 already has flash player installed, you do not need any further installation.'

Flash Player Plugin 8

In Microsoft Edge navigate to the website that is missing Flash content

Click the icon in the missing Flash content to display a flyout indicating Adobe Flash content was blocked.

Click Allow once to allow Flash content to run on that page for just one time.