Call 24/7 Support855-392-7237

How to open .1ST file extension?

File Type : Information
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .1ST files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.



What is .1ST file extension?

.1ST file extension is a known file type. This section of tells you everything you need to know about this extension.
Readme text file sometimes bundled with applications; contains important information or instructions for operating the software; uses the "1st" extension so that users know to open the readme first before running the application for the first time. 1ST files are not as commonly used as the filenames README or readme.txt.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .1ST files:

Microsoft Windows:
  • Microsoft Notepad
  • Other Text Editor