If you you can't access tpcx.com website
Please follow below steps to use Edge in IE mode.
- Open Microsoft Edge. Click on the three dots (…) and select Settings
- Select “Incompatible sites only (Recommended)”, “Allow” from the dropdown options.
And Click on “Add”. One pop screen will open.

- Restart the browser and go to “Appearance” scroll down and make sure “Internet Explorer mode button” is enabled.