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tbb12.dll - Analyze and How to Fix Errors

★★★★★ Verified File (27.08.2026)

Description


Creation date: 28.03.2025 10:51:21
File version: 2021.2.5.0
Antivirus scan: ✅ OK
Category: Runtime
File size: 346.9 kb.
Architecture: 64-bit (x64)
✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.
How to determine your system architecture: Press keys Win+R , enter symbols wmic os get osarchitecture , press Enter.

Digital file signature tbb12.dll

Digital signature: signed.
Publisher: Intel Corporation
Issuer: Sectigo Public Code Signing CA R36
Encryption algorithm: SHA256
Time stamp: Sep 18 16:51:47 2025 GMT
Signature status: valid

tbb12.dll is a dynamic-link library (DLL) file. DLLs are essential components in Windows, allowing multiple programs to share the same code and resources, thus reducing memory usage and improving system performance.

MD5: 79bca68f2a39f1b2a984a7a6420f6f70
SHA-1: 7ee927aeb971ba710e1bf5c60e0599c3bfff8a60
SHA-256: be4105f371b3aef720a3ce37960d1475b0ac0d39172bb8a3fdfcc6773e5cd7b5

Where it is used

tbb12.dll is part of the Intel Threading Building Blocks (TBB) library. This file supports parallelism in applications, enabling them to run more efficiently by utilizing multiple cores and processors. It might be associated with various applications that require high-performance computing or complex operations.

Errors related to tbb12.dll

  • "tbb12.dll not found"
  • "missing tbb12.dll"
  • "error loading tbb12.dll"

File security

tbb12.dll is a legitimate file from the Intel Threading Building Blocks library. However, any DLL can be potentially tampered with or replaced by malware. It's important to ensure that your system is up-to-date and that you only download files from trusted sources.

tbb12.dll was not found
The code execution cannot proceed because tbb12.dll was not found
Failed to load tbb12.dll
The procedure entry point ... could not be located in tbb12.dll

1.
2a. 👉 Try to copy tbb12.dll C:\Program Files\Your program\
2b. Also try to copy to bin, lib folders.
2c. Try to copy tbb12.dll C:\Program Files (x86)\Your program\
👉 It is recommended to back up the files before replacement.
How do I switch to the current Windows directory?
- Press and hold the key "win" on the keyboard and press the key "r" , then write %windir% and press the key Enter.
How to switch to the directory Program Files (x86) ?
- Press Win+R then enter %ProgramFiles(x86)% and after press Enter.

How to fix errors

  1. Reinstall the program: Reinstalling the application or library that uses this DLL can resolve missing or corrupted files.
  2. Update Windows: Ensure your operating system is up-to-date. Sometimes, updates include critical fixes for system files like tbb12.dll.
  3. Manually replace tbb12.dll: You can download a fresh copy from the official Intel website and manually replace it in the program’s directory or the system directory.

FAQ

Is tbb12.dll safe?
It is generally safe if obtained from a trusted source. Always verify the file’s integrity and authenticity.
How do I check for missing files in Windows?
You can use tools like SFC (System File Checker) to scan and repair missing or corrupted system files. Open Command Prompt as Administrator and run `sfc /scannow`.

Conclusion

To ensure smooth operation, it’s crucial to maintain your system with updated software and reliable DLL files. If you encounter issues related to tbb12.dll, the steps mentioned above can help resolve most problems.


File Description: tbb12.dll

tbb12.dll is a dynamic link library file associated with Intel® oneAPI Threading Building Blocks (TBB). It is a widely used C++ library that helps developers write parallel programs to optimize multi-core processor performance.

  • Standard File Location:
    • C:\Windows\System32 (if installed globally)
    • Inside the specific application folder of the program that requires it (e.g., Blender, Lightroom, DaVinci Resolve, or games using Intel optimizations).

How to Fix tbb12.dll Errors Without Downloading

If you are facing a "tbb12.dll is missing" or "tbb12.dll not found" error, you can fix it safely without downloading the DLL file from risky third-party websites.

1. Reinstall or Repair the Affected Program

Most applications bundle the exact version of tbb12.dll they need inside their installer.

  • Open the Settings app (Win + I).
  • Go to Apps > Installed apps.
  • Find the software causing the error.
  • Click the three dots and select Modify (if available) to run a repair, or click Uninstall.
  • Reinstall the program from its official source.

2. Copy the File from the Program's Subfolders

Sometimes the file exists but the system cannot see it because it is in a different folder.

  • Right-click the shortcut of the crashing program and select Open file location.
  • Search the directory for tbb12.dll (check folders named bin, lib, or plugins).
  • If you find it, copy it and paste it directly into the main execution folder alongside the program's .exe file.

3. Run SFC and DISM Scans

If the file was integrated into your system by a Windows component or driver, built-in repair tools can restore it.

  • Press the Windows Key, type cmd, right-click Command Prompt, and select Run as administrator.
  • Type sfc /scannnow and hit Enter. Wait for completion.
  • Next, type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
  • Restart your computer.

4. Restore from the Recycle Bin

The file might have been deleted accidentally.

  • Open your Recycle Bin.
  • Search for tbb12.dll in the top right corner.
  • If found, right-click the file and click Restore.

5. Check Your Antivirus Quarantine

Strict antivirus software sometimes mistakes parallel processing libraries for malware.

  • Open your Antivirus or Windows Security dashboard.
  • Navigate to Protection history or Quarantine.
  • Look for tbb12.dll blocked around the time the error started.
  • Select Restore and add it to your exclusions list.


Intel Corporation