1ST file extension

You can open file with 1ST using special software abopted to do this. In order to open 1ST file download one of the software.

How to open 1ST file

1ST Icon
File type:
Readme File
Text files

This is a readme text file which is sometimes provided with programs. It stores important data or instructions for operating the program. README or TXT extensions are usually used for readme files.

How to open file with 1ST extension?

Similar file formats and extensions.