Fix Winhttp.dll Not Found or Missing Error (Solved)

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Winhttp.dll is a dynamic link library (DLL) file associated with the MSDN 1836 disk. It is a component of the Windows operating system. If something is wrong with this file, the error may occur. The most common types of error messages are:

“Winhttp.dll not found.”
“The winhttp.dll file is missing.
“Cannot be registered winhttp.dll.”
“Unable to find[PATH]\winhttp.dll.”
“Unable to find C:Windows System32, Twinhttp.dll.”
“The MSDN 1836 disk cannot be started. A necessary component is missing: winhttp.dll. Please reinstall the MSDN 1836 disk.”
“This application could not be started because winhttp.dll was not found. Reinstalling the application can solve this problem.”

Winhttp.dll is a file that refers to the hypertext transfer protocol used to transfer files from data such as web pages or web services over the Internet and other networks. This file is an essential part of any Internet network and process, but many people have been on the Internet and have found that they cannot load web pages correctly or access the Internet completely.

The original winhttp.dll file is an important part of Windows and rarely causes problems. Winhttp.dll is located in the C:\Windows\System32 folder.

Replace the Winhttp.dll file manually.

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If the Winhttp.dll file causes the error, it is recommended to replace it manually. Follow the instructions below to do so:

  1. Download Winhttp.dll from the Internet
  2. Save the Winhttp.dll file to your computer’s hard drive.
  3. Search c:\Windows\System32
  4. Find the current Winhttp.dll on your system.
  5. Rename the current Winhttp.dll to WinhttpBACKUP.dll.
  6. Copy and paste the new Winhttp.dll into C:\Windows\System32
  7. Click Start > Run (or search for “Run” in Vista & Win7).
  8. Type “cmd” in the field that appears.
  9. Type “regsvr32 Winhttp.dll” on the black screen.
  10. Press Enter

Scanning with Microsoft Safety Scanner

Microsoft Safety Scanner

Scan your computer using Microsoft’s security scanner, which would help us get rid of viruses, spyware and other malware. The Microsoft Security Scanner is a free security tool that allows on-demand scanning and supports the removal of viruses, spyware and other malware. It works with your existing antivirus software. Use the link to download and run the scanner.

The Microsoft Security Scanner expires 10 days after downloading. To run a new scan with the latest anti-malware definitions, download and run the Microsoft Safety Scanner again.

Infected data files can only be cleaned by completely deleting the file, which can result in data loss.


Winhtttp.dll errors can also occur if your Windows files are obsolete. To solve this problem, use the Windows Update option of the Start menu to open the Windows Update website. Allow the Windows Update website to scan your PC for obsolete files, then continue to download and install the necessary updates on your system.

Finally, if winhttp.dll errors occur shortly after major changes to your Windows configuration, perform a system restore to reset these changes and correct the error.

RECOMMENDED: Click here to troubleshoot Windows errors and optimize system performance