In insert mode, the keyboard behaves like a typewriter. Keystrokes display as screen text after typing any of these commands.
i |
Insert text at the cursor. |
A |
Append text at the end of the line. |
a |
Append text after the cursor. |
O |
Open a new line of text above the cursor. |
o |
Open a new line of text below the cursor. |
Esc |
Exit insert mode and invokes command mode. |