Microsoft Flight Simulator X demo DLL sldlext.dll

How to Update, Download, and Fix Sldlext.dll

Last Updated: 11/27/2023
[Reading Time Required: 3.5 minutes]

sldlext.dll is considered a type of DownLevel Software Licensing Client Extension Dll file. It is most-commonly used in Microsoft® Windows® Operating System developed by Microsoft. It uses the DLL file extension and is considered a Win32 DLL (Dynamic link library) file.

The first version of sldlext.dll for Flight Simulator X demo Demo was seen on 08/10/2006 in Windows 10. According to our records, this release is the only version of this file offered by Microsoft.

In this short article, you will discover detailed file information, steps for troubleshooting DLL file problems with sldlext.dll, and list of free downloads for every version that exists in our comprehensive file directory.

File Analysis Provided by Jason Geater (Author)


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File Overview


General Information ✻
File Name: sldlext.dll
File Extension: DLL file extension
Description: DownLevel Software Licensing Client Extension Dll
Object File Type: Dynamic link library
File Operating System: Windows NT 32-bit
MIME Type: application/octet-stream
User Popularity Rating:
 
Developer and Software Information
Software Developer: Microsoft Corporation
Software Program: Microsoft® Windows® Operating System
Legal Copyright: © Microsoft Corporation. All rights reserved.
File Details
Character Set: Unicode
Language Code: English (U.S.)
File Flags: Private build
File Flags Mask: 0x003f
Entry Point: 0xaff66
Code Size: 732160
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What are sldlext.dll Error Messages?


Dynamic Link Library sldlext.dll Errors

sldlext.dll is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like sldlext.dll, are essentially a "guide book" that stores information and instructions for executable (EXE) files - like MpSigStub.exe - to follow. These files were created so that multiple programs (eg. Flight Simulator X demo) could share the same sldlext.dll file, saving valuable memory allocation, therefore making your computer run more efficiently.

Unfortunately, what makes DLL files so convenient and efficient, also makes them extremely vulnerable to problems. If something happens to a shared DLL file, either it goes missing or gets corrupted in some way, it can generate a "runtime" error message. Runtime is pretty self-explanatory; it means that these errors are triggered when sldlext.dll is attempted to be loaded either when Flight Simulator X demo is starting up, or in some cases already running. Some of the most common sldlext.dll errors include:

Your sldlext.dll file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Flight Simulator X demo), or deleted by a malware infection. Furthermore, sldlext.dll file corruption could be caused from a power outage when loading Flight Simulator X demo, system crash while loading sldlext.dll, bad sectors on your storage media (usually your primary hard drive), or quite commonly, 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 sldlext.dll 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 sldlext.dll 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 sldlext.dll error, please proceed to the Step 2 below.

Step 2: If recently installed Flight Simulator X demo (or related software), uninstall then try reinstalling Flight Simulator X demo software.

You can uninstall Flight Simulator X demo 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 Flight Simulator X demo Demo and click "Uninstall"
  5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Flight Simulator X demo software.

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

Flight Simulator X demo Demo

Microsoft Corporation

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 sldlext.dll 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 sldlext.dll 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 sldlext.dll 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 sldlext.dll file version. We maintain a comprehensive database of 100% malware-free sldlext.dll files for every applicable version of Flight Simulator X demo. 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 sldlext.dll Files".
  2. Click the appropriate "Download Now" button and download your Windows file version.
  3. Copy this file to the appropriate Flight Simulator X demo folder location:
    Windows 10: C:\Program Files (x86)\Microsoft Games\Microsoft Flight Simulator X Demo\
  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 sldlext.dll 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 sldlext.dll Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying sldlext.dll to your appropriate Windows system directory. Microsoft typically does not release Flight Simulator X demo DLL 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 sldlext.dll and all other DLL files for Flight Simulator X demo. An incorrectly installed DLL 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 sldlext.dll


DLL Files Related to sldlext.dll

File Name Description Software Program (Version) File Size (bytes) File Location
xinput1_1.dll Microsoft Common Controller API Microsoft® DirectX for Windows® (9.12.589.0000) 83664 C:\Windows\System32\winevt\Logs\
msvcp140_app.dll Microsoft® C Runtime Library Microsoft® Visual Studio® 2017 (14.20.27323.0) 428128 C:\Users\Bill Gates\Links\
mfc140esn.dll MFC Language Specific Resources Microsoft® Visual Studio® 2017 (14.22.27810.0) 74288 C:\Program Files (x86)\Common Files\microsoft s...
concrt140_app.dll Microsoft® Concurrency Runtime Library Microsoft® Visual Studio® 2017 (14.22.27810.0) 231328 C:\Users\Bill Gates\Links\
d3dx9_27.dll Dynamic Link Library Microsoft® DirectX for Windows® (9.08.299.0000) 3807440 C:\Windows\System32\winevt\Logs\

Other Files Related to sldlext.dll

File Name Description Software Program (Version) File Size (bytes) File Location
WWAN_profile_v1.xsd XML Schema Definition Windows 8.1 6201 C:\Windows\L2Schemas\
WLANAP_profile_v1.xsd XML Schema Definition Windows 8 7504 C:\Windows\L2Schemas\
WLAN_profile_v1.xsd XML Schema Definition Windows 10 18585 C:\Windows\L2Schemas\
p2057.ngr NEPLAN Graphic Data Windows 7 3188068 C:\Windows\Speech\Engines\SR\en-GB\
l2057.mllr CMU Sphinx MLLR Data Windows 8 249 C:\Windows\Speech\Engines\SR\en-GB\


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