Qtcore4.dll download

C++ application development framework.

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Click "Download Now" to get the PC tool that comes with the qtcore4.dll. The utility will automatically determine missing dlls and offer to install them automatically. Being an easy-to-use utility, it is is a great alternative to manual installation, which has been recognized by many computer experts and computer magazines. Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased. It supports such operating systems as Windows 10, Windows 8 / 8.1, Windows 7 and Windows Vista (64/32 bit).
File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

Since you decided to visit this page, chances are you’re either looking for qtcore4.dll file, or a way to fix the “qtcore4.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the qtcore4.dll file as well.

What is Qtcore4.dll?

Qtcore4.dll a DLL (Dynamic Link Library) file, developed by Nokia, which is referred to essential system files of the Windows OS. It usually contains a set of procedures and driver functions, which may be applied by Windows.

What is Qtcore4.dll used for?

Qtcore4.dll file, also known as C++ application development framework., is commonly associated with Qt4. It is an essential component, which ensures that Windows programs operate properly. Thus, if the qtcore4.dll file is missing, it may negatively affect the work of the associated software.

What is Qtcore4.dll is missing error mean?

There are multiple reasons that may cause qtcore4.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the qtcore4.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common qtcore4.dll errors include:

  • “qtcore4.dll is missing”
  • “qtcore4.dll error loading”
  • “qtcore4.dll crash”
  • “qtcore4.dll was not found”
  • “qtcore4.dll could not be located”
  • “qtcore4.dll Access Violation”
  • “The procedure entry point qtcore4.dll error”
  • “Cannot find qtcore4.dll”
  • “Cannot register qtcore4.dll”
qtcore4.dll - System Error The program can`t start because qtcore4.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Qtcore4.dll missing error?

If the “qtcore4.dll is missing” error occurs, you may use one of the methods below – manual or automatic – to solve the problem. The manual method assumes that you download the qtcore4.dll file and put it inside the game/application installation folder, while the second method is much easier as it allows you to automatically fix the error with minimum effort.

Method 1: Download Qtcore4.dll

Search through available versions of qtcore4.dll from the list below, select the correct file and press the “Download” link. If you cannot decide which version to choose, read the article below or use the automatic method to resolve the issue

Qtcore4.dll, 13 available versions

Bits & Version File size Checksums
32bit 2.9 MB
MD5 598639f45e4560a54732957eab0c7576
SHA1 e26fba6c84cf9efd494bcce33b36d9940824bae9
32bit 2.4 MB
MD5 9ca8882ec5d7af17beadbabe265d598c
SHA1 7594565156fee353a6ba2814917ebb062b6c1d82
32bit 2.5 MB
MD5 f04528a23a888f463567453d648605b5
SHA1 6da571ff57394381cb862486c88bdb5c0ba29147
32bit 2.4 MB
MD5 bd3cdf750b964d9c06325597fbd3bb5c
SHA1 9dc8c1e37562d53e674eff292e525495da8001aa
32bit 2.4 MB
MD5 d2e4f639c34752c9f5029a3d78fbc7c2
SHA1 66cddddc304355385a6b6133678d3e7813799b99
32bit 2.7 MB
MD5 c18caf34e84566022161461af95a2fd6
SHA1 d555a26b9ca9e59325b534f74d5b20425054b3e2
32bit 2.7 MB
MD5 8aa19be199b7dd9716a2807f890a4b67
SHA1 1092993a2965f0d50d6c61b94494d2a68820ccaf
32bit 2.7 MB
MD5 cc4dcdea69911e6b0b60b26f1f1e0c93
SHA1 0ee754fd18f639cb0925d499658cd89c030d2f99
32bit 2.6 MB
MD5 cbbf60bb2e51f8145ce69ad9ab769a90
SHA1 291e746ece0d0b28c3b450feb5bdbcbea02dbba3
32bit 2.6 MB
MD5 85b2f8fda44b2964ea3fdd0914a94e59
SHA1 6868afc7115dd7760059e424045e1f2ddfba52cc
64bit 3.9 MB
MD5 b69cffa206c22a7526443d34546242c1
SHA1 2293672e2ad3dbfb02c7629818d4a70b232385bf
32bit 2.0 MB
MD5 9559e20a1da03cd55223d82613339458
SHA1 9400440484dad377e0b6aeb5ebb4ad7a00835030
32bit 1.9 MB
MD5 0a6ffe2461ffa624789b1315aef3ed63
SHA1 1722e052225b4517c5933ea178a2ef7383522c21

How to choose the correct version of Qtcore4.dll?

First, look through descriptions in the table above and select the proper file for your program. Pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.

It’s best to choose those dll files which language corresponds to the language of your program, if possible. We also recommend downloading the latest versions of dll files for an up-to-date functionality.

Where to place the Qtcore4.dll file?

To repair the “qtcore4.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the qtcore4.dll file within the Windows system directory.

How to register Qtcore4.dll?

If putting the missing qtcore4.dll file into the proper directory doesn’t solve the problem, you’ll have to register it. To do so, copy your DLL file to the C:\Windows\System32 folder, and open a command prompt with admin rights. There, type “regsvr32 qtcore4.dll” and press Enter.

Method 2: Fix the missing Qtcore4.dll error automatically

With WikiDll Fixer you can automatically repair qtcore4.dll errors. The utility will not only download the correct version of qtcore4.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the qtcore4.dll file.
  • Step 1: Click the “Download App. ” button to get an automatic tool, provided by WikiDll.
  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your qtcore4.dll errors and other issues.
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See more information about Outbyte and unistall instrustions. Please review Outbyte EULA and Privacy policy

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: windows-versions

Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased.

Method 3: Update drivers to restore missing .dll files

Driver updates for the Windows operating system, as well as for network adapters, monitors, printers, etc., can be independently downloaded and installed from the Windows Update Center or by using specialized utilities.

OPTION 1 - Automatic Device Drivers Update

Outbyte Driver Updater automatically updates drivers on Windows. Routine driver updates are now a thing of the past!
  • Step 1: Download the Outbyte Driver Updater
  • Step 2: Install the application
  • Step 3: Launch the app
  • Step 4: Driver Updater will scan your system for outdated and missing drivers
  • Step 5: Click Update to automatically update all drivers

OPTION 2 - Manually Update Device Drivers

  • Step 1: Go to Taskbar' search box - write Device Manager - choose Device Manager
  • Step 2: Select a category to look at the devices' names - make right-click the one that needs to be updated
  • Step 3: Choose Search automatically for updated driver software
  • Step 4: Look at Update Driver, and select it
  • Step 5: Windows might not be able to find the new driver. In this case, the user can see the driver on the manufacturer's website, where all the necessary instructions are available

Method 4: Scan your PC for malware to fix qtcore4.dll error

Sometimes qtcore4.dll error can happen because of malware on your computer. The malicious software can intentionally corrupt DLL files in order to substitute them with its own malicious files. Therefore, your number one priority should be to scan your computer for malware and eliminate it as soon as possible.

OPTION 1 - Windows Defender

The new version of Windows 10 has a built-in application called "Windows Defender", which allows you to check your computer for viruses and remove malware, which is difficult to remove in a running operating system. In order to use the Windows Defender Offline scan, go to the settings (Start - Gear icon or Win + I key), select "Update and Security" and go to the "Windows Defender" section.
How to use Windows Defender Offline Scan
  • Step 1: Press Win key or click on Start and click on Gear icon. Alternatively press Win + I key combination.
  • Step 2: Select Update and Security option and go to Windows Defender section.
  • Step 3: At the bottom of the defender settings there is the checkbox " Windows Defender Offline scan". To start it, click "Scan Now". Note that you have to save all unsaved data before rebooting your PC.

After clicking “Scan Now” burton, the computer will reboot and automatically start searching viruses and malware. Upon completion of the scan, the computer will restart, and in the notifications, you will see a report on the completed scan.

OPTION 2 - Outbyte Antivirus

Outbyte products are one of the most popular and effective to fight malware and unwanted programs, and they will come in handy even when you have a high-quality third-party antivirus installed. Scanning in the new version of Malwarebytes can be performed in real time and manually. To initiate manual scan please follow the steps below:
  • Step 1: Launch the Outbyte program and click Scan Now button. Also, you can select Scan option on the left side of the program’s window and click Full Scan. The system will begin scanning and you will be able to see the scan results.
  • Step 2: Select items that you want to quarantine and press “Quarantine Selected” button. When quarantined, you may be prompted to reboot the computer.
  • Step 3: After the program has been restarted, you can delete all quarantined objects by going to the appropriate section of the program or restore some of them if it turned out that after quarantining something from your software began to work incorrectly.

Method 5: Fix Qtcore4.dll missing error with System File Checker (SFC)

Many users are familiar with the sfc / scannow system file integrity check command, which automatically checks and fixes protected Windows system files. To execute this command, you have to run command prompt as administrator.
  • Step 1: Start the command line as an administrator in Windows by pressing Win key on your keyboard and typing "Command Prompt" in the search field, then - right-click on the result and select Run as administrator. Alternatively, you can press Win + X key combination which will open the menu where you can select Command Prompt (Admin).
  • Step 2: Type sfc / scannow while in Command Prompt and hit Enter.

After entering the command, a system check will begin. It will take a while, so please be patient. Once operation is complete you will get the message “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.

Keep in mind that System File Checker (SFC) cannot fix integrity errors for those system files that are currently being used by operating system. To fix these files you have to run SFC command through the command prompt in the Windows recovery environment. You can get into Windows Recovery Environment from the login screen, by clicking Shutdown, then holding down the Shift key while selecting Restart.

In Windows 10, you can press Win key, select Settings > Update & security > Recovery and under Advanced Startup, click Restart now. You can also boot from the installation disk or bootable USB flash drive with the Windows 10 distribution. On the installation screen select your preferred language and then select “System Restore”. After that, go to “Troubleshooting” > “Advanced Settings” > “Command Prompt”. Once in Command Prompt type the following command: sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows where C is the partition with the installed operating system, and C: \ Windows is the path to the Windows 10 folder.

This operation will take a while and it is important to wait until it is complete. When finished, close the command prompt and restart the computer as usual.

Method 6: Fix corrupted Qtcore4.dll file by performing System Restore

System Restore is very useful when you want to fix qtcore4.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the qtcore4.dll file was not damaged. Thus, restoring Windows to an earlier date cancels changes made to system files. Please follow the steps below to roll back Windows using System Restore and get rid of qtcore4.dll error.
  • Step 1: Press the Win + R keys combination to launch Run dialog.
  • Step 2: Type rstrui in the Run text box and click OK or hit Enter. It will open the system recovery utility.
  • Step 3: The “System Restore” window may include the “Choose a different restore point” option. If so, select this option and click Next. Check the “Show more restore points” checkbox to see a complete list of dates.
  • Step 4: Select a date to restore Windows 10. Keep in mind that you need to select a recovery point that will restore Windows to the date when the qtcore4.dll error message did not appear.
  • Step 5: Click the "Next" button and then click "Finish" to confirm your restore point.

At this point, your computer will reboot normally and boot up with restored version of Windows, and qtcore4.dll error should be resolved.

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