Using 1.01.
1. Open first File Explorer window, having File Explorer grouped
2. Minimize File Explorer 1
3. Open File Explorer 2 - taskbar File Explorer 2 item blinks
Problem 4a. Click on taskbar File Explorer 2 to show window -> does not work
Problem 4b. The worst. Instead of clicking File Explorer 2, click File Explorer 1 -> the window is drastically resized on top left corner