There are the two input methods of Sign mode and Alphabet mode in this editor.
Alphabet Mode : The usual alphabet input mode.
Sign Mode : The mode for inputting a cuneiform character, a transcription sign, and a inferior figures.
The change in Sign mode and Alphabet mode is performed by the Ctrl+Space key.
How to recognize sign mode and alphabet mode is as follows.
It becomes an alphabet input mode immediately after starting software, and it can input the usual alphabet.
The function which can be used is follows.