To write to a Speed Dial without navigating there, First bring focus to the textbox by hitting space
Then start your new byte with @ followed by the number.
The Write to command should be typed into the textbox. Make sure to hit space prior to the @ command to enter the textbox focus.
For example, to write to Untitled, hit space to bring focus to the textbox. Then start your byte with @0 . To write to Speed Dial 1 , start your byte with @1 .