ByThe Windows operating system contains many .dll files that help software and system processes function properly. The NotificationController.dll missing error usually occurs when this DLL file is missing from the system, corrupted, or fails to load due to an incorrect installation. In this guide, we will explain in detail how to fix this error permanently.
What is the NotificationController.dll Missing Error?
NotificationController.dll is an essential dynamic link library file used by various Windows services and third-party applications. When this file is missing from the system, the user may see the following types of error messages:
NotificationController.dll is missing from your computer.”
Cannot start the application. NotificationController.dll not found.”
The program can’t start because NotificationController.dll is missing.”
Main Causes of NotificationController.dll Missing Error
This error can occur due to the following reasons:
The DLL file was deleted from the system
Virus or malware attack
File corruption after a Windows update
Any software installed incorrectly
Registry error or systemic glitch
How to fix the NotificationController.dll Missing Error
1. Restart the system
First of all, we recommend that you reboot the Windows system. Sometimes this problem is just a temporary glitch that can be resolved with a simple restart.
2. Run the System File Checker (SFC) tool
SFC tool is a Windows built-in utility that scans and repairs missing or corrupt system files.
Steps:
1. Type “cmd” in the Start menu and open Command Prompt with Run as Administrator.
2. Enter the following command it:
“`
sfc /scannow
“`
3. Let the scanning process complete, and then restart the system.
3. Use the DISM tool
If the SFC scan does not resolve the issue, you can use the DISM (Deployment Image Servicing and Management) tool.
Command:
“`
DISM /Online /Cleanup-Image /RestoreHealth
“`
This command scans the Windows image and repairs the required files by downloading them from Microsoft servers.
4. Download and install the DLL file manually
If you want to download the NotificationController.dll file from a trusted source, make sure that you get the file only from trustworthy websites (like dll-files.com).
Steps:
1. Check your system architecture (32-bit or 64-bit).
2. Download the file accordingly.
3. Paste it in this path:
“`
C:\Windows\System32\
“`
4. Then open Command Prompt and give this command:
“`
regsvr32 NotificationController.dll
“`
5. Uninstall a recently installed program
If this error occurred after installing a particular software, remove that program from Control Panel > Programs > Uninstall a program and see if the error goes away.
6. Restore Windows from the Restore Point
If you have recently updated or changed system settings, and after that, this problem occurred, then you can take your system to an older point with the help of System Restore.
Steps:
1. Type “Create a restore point” in Search.
2. Click on “System Restore”.
3. Select an old stable point and start the restore process.
7. Run a full system virus scan
Malware or viruses can also delete or corrupt DLL files. Run a full system scan with Windows Defender or a third-party antivirus (like Malwarebytes).
8. Update Windows
Old or outdated Windows system files can also cause this problem. Update Windows from Settings > Update & Security > Windows Update.
9. Update all drivers
Sometimes, outdated or corrupt drivers can also cause DLL file-related problems. Update all drivers using Windows Device Manager or a driver update tool (like Driver Booster).
Conclusion
The NotificationController.dll missing error can be a common but annoying problem. But you can easily fix it by following the solutions detailed above. Always remember to use a trusted source when downloading any DLL file, and if the problem persists, contact a technical expert.
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Frequently Asked Questions (FAQ) – NotificationController.dll Missing Error
Q1: What is the NotificationController.dll file?
Answer: NotificationController.dll is a DLL (Dynamic Link Library) file that is used by the Windows system and some third-party software for essential functions. Its purpose is to maintain proper communication between applications and the system.
Q2: Why does the NotificationController.dll Missing Error occur?
Answer: This error occurs when the NotificationController.dll file is lost, corrupted, or deleted by a virus/malware. Sometimes, incorrect uninstallation or Windows update can also cause this problem.
Q3: Can I download the DLL file from the Internet?
Answer: Yes, but only from trusted websites like dll-files.com. Downloading files from the wrong or suspicious sources can be risky and harm your system.
Question 4: How to install the DLL file after downloading it?
Answer:
1. Download the file.
2. Paste it in the \C:\Windows\System32\ folder (for 64-bit systems).
3. Open Command Prompt in Administrator mode.
4. Run this command:
“`
regsvr32 NotificationController.dll
“`
Question 5: Can this issue occur in all versions of Windows?
Answer: Yes, this issue can be seen in all versions, including Windows 7, 8, 10, and 11, as DLL files play a vital role in all these systems.
Question 6: Can this error be fixed by just restarting the system?
Answer: If the problem is temporary or a one-time glitch, then yes, restarting can fix the error. But if the file is missing or corrupted, other measures will be needed.
Question 7: Are SFC and DISM tools safe?
Answer: Yes, both of these tools are provided by Microsoft and are completely safe to run. They help maintain the integrity of your system.
Question 8: What to do if all the above solutions don’t work?
Answer: If the error persists after following all the steps, you can consider reinstalling Windows or seeking help from an expert technician.
