LAST file icon

LAST File Extension

Valve Steam Data Format

What is LAST file?

LAST filename suffix is mostly used for Valve Steam Data Format files. Files with LAST extension may be used by programs distributed for Linux, Mac OS, Windows platform. Files with LAST extension are categorized as Misc Files files. The Misc Files subset comprises 6033 various file formats. Steam supports LAST files and is the most frequently used program to handle such files, yet 2 other tools may also be used. Steam software was developed by Valve Corporation, and on its official website you may find more information about LAST files or the Steam software program.

Programs which support LAST file extension

Below you will find an index of software programs that can be used to open LAST files divided into 3 categories according to system platform supported. Files with LAST extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support LAST file

Windows Windows
MAC OS MAC OS
Linux Linux

Updated: 12/23/2020

How to open file with LAST extension?

There can be multiple causes why you have problems with opening LAST files on given system. On the bright side, the most encountered issues pertaining to Valve Steam Data Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with LAST files.

Step 1. Get the Steam

Install software to open LAST file The main and most frequent cause precluding users form opening LAST files is that no program that can handle LAST files is installed on user’s system. The solution is straightforward, just download and install Steam. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Steam website and download the installer.

Step 2. Check the version of Steam and update if needed

Update software that support file extension LASTIf the problems with opening LAST files still occur even after installing Steam, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Steam is available. Software developers may implement support for more modern file formats in updated versions of their products. The reason that Steam cannot handle files with LAST may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Steam.

Step 3. Set the default application to open LAST files to Steam

If you have the latest version of Steam installed and the problem persists, select it as the default program to be used to manage LAST on your device. The method is quite simple and varies little across operating systems.

Associate software with LAST file on Windows

The procedure to change the default program in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the LAST file
  • Click Choose another app and then select More apps option
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where Steam is installed. Now all that is left is to confirm your choice by selecting Always use this app to open LAST files and clicking OK.
Associate software with LAST file on Mac

The procedure to change the default program in Mac OS

  • Right-click the LAST file and select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with LAST extension. By clicking Continue you confirm your selection.

Step 4. Verify that the LAST is not faulty

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper LAST file. Problems with opening the file may arise due to various reasons.

Check LAST file for viruses
1. Check the LAST file for viruses or malware

If the LAST is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the LAST file is indeed infected follow the instructions below.

2. Ensure the file with LAST extension is complete and error-free

If the LAST file was sent to you by someone else, ask this person to resend the file to you. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. If the LAST file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the Valve Steam Data Format file again.

4. Make sure that the system has sufficient resources to run Steam

The operating systems may note enough free resources to run the application that support LAST files. Close all running programs and try opening the LAST file.

5. Verify that your operating system and drivers are up to date

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Valve Steam Data Format files. It may be the case that the LAST files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the LAST file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on LAST file.

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