ocltint.dll - Analyze and How to Fix Errors

★★☆☆★ Verified File (27.08.2026)

⚠️ Important Notice: Discover details about ocltint.dll, its function, and potential issues in software performance. Essential for tech-savvy users. 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	27.10.2006 04:55:50
File version	12.0.4518.1014
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	108.8 kb.	111400 bytes.

Hashes:

MD5: 27fc6bbac6c6ade9ef91812d34fa6983 ✅
SHA-1: cd2c9b2422c632f45a13a80a272412b240875660
SHA-256: de76d37693ee90e4048bf6233060ec6babeab2f89ae43c01570595d9cff00c88
SHA-512: 0570d12fa87397f7a5039b040c05c395a6e4ef0d6cabee2a0610650af78c595fe2e94c4f2e5ed0264ed184569221ff8342e94f829ab7e99ea83a72eaed18da67

Digital file signature `ocltint.dll` ✅

Publisher: Microsoft Corporation
Issuer: Microsoft Code Signing PCA
Encryption algorithm: SHA1
Time stamp: Dec 9 00:41:08 2006 GMT

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

What is ocltint.dll?

Description: OpenCL Intel Graphics Compiler runtime library.
Function: Helps Intel graphics hardware run OpenCL code.
Type: Dynamic Link Library (DLL) system file.

Standard File Location

Main folder: C:\Windows\System32
64-bit system folder: C:\Windows\SysWOW64 (for 32-bit version)
Driver folder: C:\Windows\System32\DriverStore\FileRepository\ (inside Intel graphics subfolders)

How to Fix ocltint.dll Errors Without Downloading

Method 1: Run SFC and DISM Tools

Windows can automatically repair missing or corrupted system files.

Press Windows Key + X.
Select Terminal (Admin) or Command Prompt (Admin).
Type DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.
Wait for it to finish.
Type sfc /scannow and press Enter.
Restart your computer.

Method 2: Roll Back or Reinstall Intel Graphics Drivers

Since this file belongs to Intel, reinstalling your existing local driver restores it.

Right-click the Start Menu and select Device Manager.
Expand the Display adapters section.
Right-click your Intel HD/UHD/Iris Graphics device.
Select Update driver.
Choose Browse my computer for drivers.
Click Let me pick from a list of available drivers on my computer.
Select an older or standard Intel driver from the list and click Next to install.

Method 3: Clear and Reset App Cache

If the error happens during a specific game or app (like Photoshop or Premiere):

Open the specific app settings.
Look for Performance or Advanced settings.
Disable OpenCL or GPU Acceleration temporarily.
Restart the application.

📊 Diagnostics Tool: Verify Your `ocltint.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:
ocltint.dll

Microsoft Corporation