How to Fix appidsvc.dll Missing Error (Solved)

What is appidsvc.dll?

appidsvc.dll is a Dynamic Link Library (DLL) file that belongs to the Application Identity service in Windows operating systems. This service helps manage user accounts and their associated permissions, ensuring secure access to applications. The appidsvc.dll file is crucial for maintaining application identity, authentication, and authorization processes.

Why is appidsvc.dll missing?

The appidsvc.dll missing error can occur due to various reasons such as malware infection, accidental deletion, or system corruption. Malicious software may intentionally delete or corrupt the file, while careless actions like manual removal or improper uninstallation of related applications can lead to the file’s disappearance.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The appidsvc.dll file is often associated with Microsoft’s Visual C++ Redistributable packages. To reinstall the required package, follow these steps:

1. Visit the official Microsoft Download Center at this link.
2. Download and run the appropriate Visual C++ Redistributable package for your Windows version.
3. Follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

System File Checker (SFC) is a built-in tool in Windows that scans for and repairs missing or corrupted system files. Here’s how to run the SFC command:

1. Press Windows + X keys, then click on Command Prompt (Admin).
2. Type the following command and press Enter:



`sfc /scannow`



3. Wait for the scan to complete, and follow any prompts that appear.

Method 3: Update System Drivers

Outdated drivers can sometimes cause issues with DLL files like appidsvc.dll. To ensure your system drivers are up-to-date, follow these steps:

1. Press Windows + X keys, then click on Device Manager.
2. Expand the device category, right-click on the driver you want to update, and select Update Driver.
3. Choose “Search automatically for updated driver software” and follow the prompts.

Conclusion

The appidsvc.dll missing error can be troublesome, but by following our step-by-step guide, you can resolve this issue effectively. By reinstalling Visual C++ Redistributable, running the SFC command, and updating system drivers, you’ll have a good chance of fixing the problem and getting your Windows operating system back to normal.