Eventually, you’ll want to stop inserting text. To exit from insert mode, hold down a m key and tap magain. Or press any cursor key. Either action will take the
So far, you’ve only typed UPPER CASE LETTERS on the virtual screen. But with the screen editor, you can type lower case letters, too.
To explore the use of upper and lower case letters, begin by clearing the screen. This will give you a clean slate, making it easy for you to pay close attention to the letters you will type.
When you first enter the screen editor, it is in upper case mode. When you press a letter key, you will see the corresponding UPPER CASE letter on the screen. For example, press the q key. An UPPER CASE “A” will appear on the screen:
When the screen editor is in upper case mode, you can use the SHIFT key to produce lower case letters. To see how this works, press the q key while you are holding down amkey. You’ll place a lower case “a” on the screen:
If you are accustomed to using a typewriter, this behavior may strike you as “backwards.” After all, when you use a typewriter, you get lower case letters as a matter of course, and upper case letters only when you use a m key.
To make the screen editor handle the m key just like a type- writer, put the screen editor into lower case mode, by pressing this key:
The screen editor is now in lower case mode, as you can demonstrate by pressing the q key. (Leave your fingers off the m keys when you press “H.“) A lower case “h” will appear on the screen:
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