To ensure no residual settings are causing Bing to persist, clear the browser cache and cookies. Go to the three-dot menu, select "More Tools" > "Clear browsing data," and check the boxes for "Cookies ...
To remove the Bing chat icon that appears in the top-right corner of Microsoft Edge, you need to edit the registry: Open Registry Editor: Press Windows + R, type regedit, and press Enter. Click "Yes" ...