ATL90.DLL Download & Fix Errors

ATL90.DLL: Overview

The atl90.dll file stands for "Active Template Library 9.0 DLL." It is a Dynamic Link Library file used by applications developed with the Microsoft Active Template Library (ATL), a set of C++ classes that simplify the programming of COM objects. The purpose of this file is to provide support for applications created with these libraries, allowing them to run properly on a Windows system.

Location

The atl90.dll file is usually found in the following directory:

• C:\Windows\System32\

Publisher

The atl90.dll file is published by Microsoft Corporation.

Importance

The atl90.dll file is important for the correct functioning of applications that rely on the Microsoft Active Template Library. Deleting or altering this file can cause software that depends on it to malfunction or fail to start.

Common Issues and Security Concerns

• Missing File: Errors can occur if the file is deleted or not properly registered in the system.
• Corruption: The file may become corrupted due to hardware or software failures.
• Security: Although rare, malware can disguise itself as a legitimate DLL file. Regularly updating your antivirus software can help prevent this.

How to Fix 'atl90.dll is Missing' Errors

1. Restart Your Computer: Sometimes a simple restart can resolve the issue.
2. Reinstall the Application: Uninstall and then reinstall the application that is showing the error.
3. Update Windows: Ensure your Windows system is up-to-date, as updates can replace missing or corrupted system files.
4. Run a System File Checker (SFC) Scan:
   1. Open the Command Prompt as an administrator.
   2. Type sfc /scannow and press Enter.
   3. Wait for the process to complete and follow any on-screen instructions.
5. Download from Trusted Sources: If needed, download the file from a reputable source like the official Microsoft website.
6. Use System Restore: If the issue started recently, you can try restoring your system to a previous point where the file was not missing.