If you have this file on your computer, follow these steps to see the text files inside:

: Select your text files, right-click, choose 7-Zip > Add to archive... , and set the name to Mia-CC253.7z .

Based on the file format mentioned, is a compressed archive file created using 7-Zip . To "create a text" from this or interact with its contents, you generally need to extract the files it contains first. How to Extract and View Contents