Sublime opens 2 windows

Question

When I open sublime, it shows 2 windows like so:

What can I do to remove the 2 windows and force sublime to open only one window. Also I don't want sublime to remember any previous tabs

I already tried this

Answer 1

Try pressing Shift+Alt+1.

This can be achieved also choosing the option from menu:

View >> Layout >> Single

This will set Sublime Text to display a single column layout.