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What is winhttp.dll?

Winhttp.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. You can fix your winhttp.dll problem by downloading the correct winhttp.dll file. The following information can help you determine if winhttp.dll is a Windows system file or if it belongs to an application that you can trust.

Click to Run a Free Scan for winhttp.dll related errors

Winhttp.dll file information

The process known as Windows HTTP Services belongs to software WinHTTP Web Proxy Auto-Discovery Service (WinHttpAutoProxySvc) by Microsoft (www.microsoft.com).

Description: Winhttp.dll is not essential for the Windows OS and causes relatively few problems. Winhttp.dll is located in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 351,232 bytes (80% of all occurrences) or 363,008 bytes. http://www.file.net/process/winhttp.dll.html 
The service can be started or stopped from Services in the Control Panel or by other programs. Winhttp.dll is a trustworthy file from Microsoft. The program is not visible. The winhttp.dll file is not a Windows core file. The program is not active. Therefore the technical security rating is 0% dangerous, however you should also read the user reviews.

Recommended: Identify winhttp.dll related errors

Important: Some malware disguises itself as winhttp.dll, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the winhttp.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.

Score

User Comments

Without winhttp.dll Windows Update will fail. It is ESSENTIAL for Windows 7 to communicate via http(s).
  BiggerAl  

Summary: Average user rating of winhttp.dll: based on 1 vote with 1 user comment. One user thinks winhttp.dll is essential for Windows or an installed application.


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Best practices for resolving winhttp issues

A clean and tidy computer is the key requirement for avoiding problems with winhttp. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the winhttp.dll process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.



Other processes

winhttp.dll [all]