How To Deal With Qcap.dll Errors – Qcap.dll Not Found

Qcap.dll is a “DirectShow Runtime” system file used by the Windows system to render DirectShow & DirectX graphics. This file is part of the “DirectShow” software version 6.5.2096 by Microsoft Corporation. qcap.dll version 6.5.2096 is most commonly found under the directory “C:\Windows\System32” with a creation date of March 26, 2005. Often, this file causes errors which include:

• Qcap.dll not found
• Qcap.dll is missing
• Application failed to load because Qcap.dll was missing. Reinstalling the application may fix this error

What Causes Qcap.dll Errors?

Qcap.dll errors are generally caused by this file either being overwritten or damaged. The qcap.dll file is an essential part of the Windows system, meaning that if you want to use any program that requires the “DirectShow” software on your PC, it’s essential your system is able to use this file. Most people either have problems with it when they are trying to load a program or boot up Windows, and fixing it requires several simple steps to ensure that all possible causes are fixed.

How To Fix Qcap.dll Errors

Step 1 – Update Windows

As Qcap.dll is a vital Windows file, the most logical place to try and fix it is with Microsoft. You should try and download all the latest updates for your system, as there may be an update that replaces Qcap.dll, which will resolve the problem on your PC. Here’s what you should do:

1. Click Start > Control Panel > Windows Update
2. Click “Check For Updates“
3. Download all available updates

This may or may not fix the problem you’re seeing. If it dos not, then you should proceed to step 2.

Step 2 – Reinstall Application Giving The Error

If you are receiving this error when you try and use a certain application, you should reinstall the program. Again, this may or may not have the desired result on your PC because qcap.dll is an essential file that Windows requires to run… and not many programs would actively overwrite it. However, there is no harm in trying to reinstall a program that’s causing the error:

1. Click “Start” > Control Panel > Add / Remove Programs
2. Locate the program causing the error
3. Click “Uninstall” next to it
4. Restart your PC
5. Insert the installation disc for the software and install a fresh copy
6. Test the program to see if the error appears

If this does not fix the issue, proceed to Step 3:

Step 3 – Manually Replace Qcap.dll On Your System

Replacing the qcap.dll file is probably the surest way to get your system running as smoothly as possible again. You can do this very easily by following the guide below:

1) Download qcap.zip from our server

2) Unzip the qcap.dll file onto your computer’s hard drive

3) Browse to c:\Windows\System32

4) Locate the current qcap.dll on your system

5) Rename the current qcap.dll to qcapBACKUP.dll

6) Copy & paste the new qcap.dll into C:\Windows\System32

7) Click Start > Run (Or search”run” on Vista & Win7)

8 ) Type “cmd” in the box that appears

9) Type “regsvr32 qcap.dll” on the black screen

10) Press enter

This will replace the qcap.dll file on your PC with a fresh, new copy that your PC should be able to access again.

Step 3 – Clean Out Viruses

– Download This Virus Scanner

Antivirus programs are software tools which scan through your PC and remove any of the viruses or malware infections that are on your system. It’s often the case that viruses will infect various DLL files on your computer and then cause them to be unreadable to your PC. To ensure this is not happening on your computer, you should try using an antivirus program to scan through your system and remove any of the infections that cause all these errors. You can download our recommended antivirus program from the link above, but there are a large variety of programs available.

Step 4 – Clean Out The Registry

– Download This Registry Cleaner

Another big cause of the qcap.dll errors is the registry database of Windows. The “registry” is a central database which stores all the settings, information and options for your computer, and is where Windows keeps many vital settings that it requires to run. It’s often the case that a lot of registry settings become damaged and corrupted, leading your PC to take longer to run, making it run slower and with a lot of errors. To fix this problem, you should use a ‘registry cleaner’ to scan through your PC and fix any of the damaged or corrupt settings that are inside it. You can see our recommended registry cleaner below: