You go Microsoft window and you write a letter in potraits and write a letter.
mj being just two letters would be "mj" there isn't any other way to write it in Chinese.
You write it like "八婆" (ba1 po2)
Assuming you mean word-processing software : Microsoft Word, Ability Write, Word Perfect, Open Office Writer, Lotus Word-Pro, Microsoft Write.
For word processing.
change the language setting
Assuming you mean word-processing software : Microsoft Word, Ability Write, Word Perfect, Open Office Writer, Lotus Word-Pro, Microsoft Write, Microsoft Wordpad.
Upper & Lower case letters are the naming rules on Microsoft Word 2007.
No, there is no English letters in Chinese
The write brush is invited by chinese people in old days. The Chinese use a very different writing system to English. English words are made up of a collection of letters that each has its own sound. The Chinese use logograms - where a symbol represents a meaning or a word.
There are various options of changing small letters to capital letters in Microsoft Word. You can use the task bar to change to upper case or press shift and f3 on your computer keyboard.
The Mandarin Chinese word for English is Ying Wen, written in Chinese as 英文.
English letters do not have Chinese words associated with them (not even in Ancient Chinese).