Valve Steam EXE x64launcher.exe

Download, Fix, and Update X64launcher.exe

Last Updated: 11/29/2024
[Time Required for Reading: 3.5 minutes]

x64launcher.exe files, such as x64launcher.exe, are considered a type of Win64 EXE (Executable application) file. They are associated with the EXE file extension, developed by Valve for Steam.

The first version of x64launcher.exe for Steam API v018 was seen on 11/05/2014 in Windows 10. This file marks the latest update from Valve, according to our records.

In this article, you will find detailed x64launcher.exe information, a EXE file troubleshooting guide, and a list of versions that are available for free download.

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File Overview


General Information ✻
File Name: x64launcher.exe
File Extension: EXE file extension
Description: x64launcher.exe
Object File Type: Executable application
File Operating System: Win32
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: Valve Corporation
Software Program: Steam
Legal Copyright: Copyright (C) 2010 Valve Corporation
File Details
Character Set: Unicode
Language Code: English (U.S.)
File Flags: (none)
File Flags Mask: 0x0017
Entry Point: 0x1f14
Code Size: 55296
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What are x64launcher.exe Error Messages?


x64launcher.exe Runtime Errors

Runtime errors are Steam errors that occur during "runtime". Runtime is pretty self-explanatory; it means that these EXE errors are triggered when x64launcher.exe is attempted to be loaded either when Steam is starting up, or in some cases already running. Runtime errors are the most common form of EXE error you will encounter using Steam.

In most cases, x64launcher.exe runtime errors occurring while the program is running will result in the program terminating abnormally. Most of these x64launcher.exe error messages mean that Steam was either unable to locate this file on startup, or the file is corrupt, resulting in a prematurely-aborted startup process. Generally, Steam will be unable to start without resolving these errors.

Some of the most common x64launcher.exe errors include:

  • x64launcher.exe - Bad Image.
  • x64launcher.exe Application Error.
  • x64launcher.exe could not be found.
  • x64launcher.exe could not be installed.
  • x64launcher.exe could not be launched. Class not registered.
  • x64launcher.exe could not be started.
  • x64launcher.exe failed to initialize properly.
  • x64launcher.exe has encountered a problem and needs to close. We are sorry for the inconvenience.
  • x64launcher.exe is not a valid Win32 application.
  • x64launcher.exe is not running.
  • Cannot find x64launcher.exe.
  • Error starting program: x64launcher.exe.
  • Faulting Application Path: x64launcher.exe.
  • The file x64launcher.exe is missing or corrupt.
  • Windows failed to start - x64launcher.exe.
System Error


The program can’t start because x64launcher.exe is missing from your computer. Try reinstalling the program to fix this problem.

Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.

Finding the source of the x64launcher.exe error is key to properly resolving these errors. Although most of these EXE errors affecting x64launcher.exe will happen during startup, occasionally you will encounter a runtime error while using Steam. This can occur due to poor programming on behalf of Valve Corporation, conflicts with other software or 3rd-party plug-ins, or caused by damaged and outdated hardware. Also, these types of x64launcher.exe errors can occur if it has been accidentally moved, deleted, or corrupted by a malware infection. Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.

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How to Fix x64launcher.exe Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your x64launcher.exe issue. These troubleshooting steps are listed in the recommended order of execution.


Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. When you see the search box, type "System Restore" and press "ENTER".
  3. In the search results, find and click System Restore.
  4. Please enter the administrator password (if applicable / prompted).
  5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
  6. Restore your computer to that backup image.

If the Step 1 fails to resolve the x64launcher.exe error, please proceed to the Step 2 below.

Step 2: If recently installed Steam (or related software), uninstall then try reinstalling Steam software.

You can uninstall Steam software by following these instructions (Windows XP, Vista, 7, 8, and 10):

  1. Hit the Windows Start button
  2. In the search box, type "Uninstall" and press "ENTER".
  3. In the search results, find and click "Add or Remove Programs"
  4. Find the entry for Steam API v018 and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Steam software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Steam API v018

Valve

Step 3: Perform a Windows Update.

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many x64launcher.exe error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

  1. Hit the Windows Start button
  2. In the search box, type "Update" and press "ENTER".
  3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
  4. If updates are available for download, click "Install Updates".
  5. After the update is completed, restart your PC.

If Windows Update failed to resolve the x64launcher.exe error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

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If Those Steps Fail: Download and Replace Your x64launcher.exe File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate x64launcher.exe file version. We maintain a comprehensive database of 100% malware-free x64launcher.exe files for every applicable version of Steam. Please follow the steps below to download and properly replace you file:

  1. Locate your Windows operating system version in the list of below "Download x64launcher.exe Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Steam folder location:
    Windows 10: C:\Program Files (x86)\Steam\bin\
  4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.


GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve x64launcher.exe problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.

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Download x64launcher.exe Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying x64launcher.exe to your appropriate Windows system directory. Valve typically does not release Steam EXE files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing x64launcher.exe and all other EXE files for Steam. An incorrectly installed EXE file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows 10
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Files Related to x64launcher.exe


EXE Files Related to x64launcher.exe

File Name Description Software Program (Version) File Size (bytes) File Location
x64launcher.exe x64launcher.exe Steam (03.00.00.01) 413136 C:\Windows\Prefetch\
steamwebhelper.exe Steam Client WebHelper Steam Client WebHelper (01.00.00.01) 5450192 C:\Windows\Prefetch\
Steam.exe Steam Client Bootstrapper Steam Client Bootstrapper (01.00.00.01) 3288016 C:\Windows\Prefetch\
streaming_client.exe streaming_client.exe Steam (01.00.00.01) 4903376 C:\Windows\Prefetch\
html5app_steam.exe Steam HTML5 App Steam HTML5 App (01.00.00.01) 3132880 C:\Windows\Prefetch\

Other Files Related to x64launcher.exe

File Name Description Software Program (Version) File Size (bytes) File Location
setupact.log Log Steam API v018 175891 C:\Windows\Logs\DPX\
diagwrn.xml Extensible Markup Language Steam API v018 5718 C:\Windows\System32\Sysprep\Panther\
EtwRTEventLog-System.etl Microsoft Event Trace Log Steam API v018 432 C:\Windows\System32\LogFiles\WMI\RtBackup\
api-ms-win-core-rtlsup... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.18362.1) 11728 C:\Program Files (x86)\Steam\bin\cef\cef.win7x64\
api-ms-win-core-dateti... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 11112 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...


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