You can change this by going to TextEdit > Preferences and select Plain Text. rtf mode will let you format like adding images, colors, tables etc. txt mode will not allow formatting, while. TextEdit has two format modes: (a) plain text (.txt file) and (b) rich text (.rtf file). In the TextEdit app, choose File > Open.TextEdit is a text editing and word processing tool that comes with your Mac. Open the TextEdit app on your Mac (Applications > TextEdit, or use Spotlight, press Command-Space bar, to search, find and open TextEdit).Open and use TextEdit and create a text file A TXT file can be created, opened and edited on a Mac with a text editor. An example of a text editor is TextEdit, which is included with the macOS software. By unformatted, it is meant that these type of text files are plain text files without any styling and formatting, for instance, these documents do not have bold texts, italic texts, images, colors, different font types, hyperlinks, tables, bulleted lists etc. Facebook Twitter Pinterest LinkedIn Print EmailĪ text (TXT) file contains unformatted text with the file extension.