Hi. My name is ***** ***** it would be my pleasure to assist you. Flash player is built in to the Windows Edge browser. However, it is possible that it is not enabled. I can walk you through how to check for that.
Please try this and let me know what happens. If you'd rather I do it, I can remotely connect to yoru computer and take care of this for you.
Open Microsoft Edge
Click the "..." button to access the Edge menu.
Click on settings
Scroll down to the Advanced Settings section and click the View advanced settings button.
Locate the Use Adobe Flash Player section and toggle the switch on to enable Adobe Flash Player.
Next close yur Edge Browser and re-open it.
Go to this link Test Windows Edge Flash and click on Test Flash and let me know what it says.
I'm hoping that this has helped you to solve your Flash problem. If it has, please be kind and take a moment to rate me so I will be receive credit for my answer. If it hasn't solved your problem, please tell me so I can continue to work on finding a solution for you. Your complete satisfaction is my goal!