Have trouble opening the .1st extension? Don't panic! This page explains 1st files and suggests programs you may use to open 1st files. You can download these programs through this page!
What is 1ST file?
.1ST file belongs to the category of Text Files used in operating systems such as Windows 11, 10, Windows 7, Windows 8 / 8.1, Windows Vista, Windows XP. .1ST file is associated with Readme File and belongs to Text Files category.
How to open 1ST file?
Here are some universal methods of opening a file. Please, use this list of solutions.
Method 1: Correctly fix file association error
By following these steps, the user will be able to fix the 1st extension association problem in an instant automatically:
Step 1: Click the "Download Solution" button to download the automatic tool from Appsitory.
Step 2: Now click "Start Scan" to find out all potential problems.
Step 3: Review the resulting scan and click the "Fix Items" option.
Method 2: Use Universal File Viewer
The recommended use of Universal File Viewer, a tool for opening over 250 file extensions, complements the list of programs above. This utility is capable of opening your 1st file. Download Universal File Viewer to your OS quickly and securely.