Greetings,
My name is Rhaine, I'm Independent Community Volunteer. I’m so glad assisting you today
I am also using Windows 10 pc. Let us work together to sort this out.
You can refer to this link below on how to set a default search engine with the new Edge, screenshots is included as reference.
https://www.windowscentral.com/how-customize-ne...
https://www.businessinsider.com/how-to-change-h...
Disclaimer: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.
I hope the information above helps. Please let me know how it goes.
Have a wonderful day ahead and stay safe.
With Warm Regards,
Rhaine C.