atl90.dll - Analyze and How to Fix Errors

⚠️ Important Notice: Discover details about atl90.dll file, its function, and potential issues. Essential for system administrators and developers. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:	32-bit (x86)	Compatible with 32 and 64-bit Windows
Creation date	19.04.2011 03:30:55
File version	9.0.30729.6161
Antivirus scan	✅ Clean	No viruses detected.
Digital signature	✅ Have signed	File have signature, it is original file.
Hash Integrity	✅ MD5: Verified	File Hash protection is missing.
File size	155.3 kb.	159048 bytes.

Hashes:

MD5: 58a14c45a5cd2528f10a889e7b0c3fc2 ✅
SHA-1: c9412258f457558875fe9cc8999f1bcfd30738b5
SHA-256: 81521b27f6de4f2451c5441dfa93781b6687ee8f9ae62a8fe76d61de7965e6ef
SHA-512: 0797a0bed89be6ee3691849ed48521fcfeb6f355ad5616f78433dba29f325fb4e964e8fb3395628b0a2e60281471006cebc53c5a0a175ecc8fb293215a15534a

Digital file signature atl90.dll ✅

✅ This file is compatible with 32-bit Windows and can run on ✅ 64-bit Windows (via the WOW64 subsystem).

The atl90.dll file is a component of the Microsoft Visual C++ 2008 Redistributable Package. When this file is missing or corrupted, programs relying on it will fail to launch.

Here is how to fix the error safely without downloading individual DLL files from third-party websites, which often contain malware.

Method 1: Repair the Visual C++ 2008 Redistributable

Windows allows you to repair existing installations of runtime libraries to restore missing components.

1. Open the Start Menu and type Control Panel, then press Enter.
2. Click on Programs and Features (or Uninstall a program).
3. Scroll through the list to find Microsoft Visual C++ 2008 Redistributable.
4. Right-click the entry and select Change or Repair.
5. Follow the on-screen prompts to complete the repair process.
6. Restart your computer.

Method 2: Run System File Checker (SFC)

Windows has a built-in tool that scans your system for corrupted or missing core files and automatically replaces them using a cached backup.

1. Right-click the Start Menu button and select Terminal (Admin) or Command Prompt (Admin).
2. Type the following command and press Enter: sfc /scannow
3. Wait for the verification to reach 100%. Do not close the window.
4. If it finds issues, Windows will repair them automatically.
5. Restart your PC after the scan finishes.

Method 3: Run the DISM Tool

If the SFC scan cannot fix the files because the cached backup itself is corrupted, use the Deployment Image Servicing and Management (DISM) tool to fetch clean files from Windows Update.

1. Open Command Prompt (Admin) again.
2. Type the following command and press Enter: DISM /Online /Cleanup-Image /RestoreHealth
3. Allow the process to complete successfully (this requires an active internet connection).
4. Run the sfc /scannow command from Method 2 one more time.

Method 4: Reinstall the Problematic Program

If the error only occurs when opening one specific application, that program's local installation files might be corrupted.

1. Open Control Panel > Programs and Features.
2. Locate the specific program causing the error.
3. Click Uninstall and follow the prompts.
4. Restart your computer.
5. Reinstall the program using its original setup file or installer.

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📊 Diagnostics Tool: Verify Your atl90.dll File

Worried that the file on your PC has been modified by malware? Drop it into the form below. Our script will verify its file size, cryptographic hash (MD5/SHA-1), and check for a valid Microsoft digital signature.

Connected files:
KERNEL32.dll
├── ADVAPI32.dll
├── GDI32.dll
├── kernel32.dll
├── user32.dll
├── oleaut32.dll
├── ole32.dll
├── gdi32.dll
└── advapi32.dll
Other versions:
️ atl90.dll 9.0.30729.6161 64-bit (x64)
Microsoft Corporation