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presentationhostdll.dll - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026)

⚠️ Important Notice: Discover information about presentationhostdll.dll, its function, and potential issues in Windows systems. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:other️ Not detected
Antivirus scan✅ Clean No viruses detected.
Digital signature🟡 Not signedSignature missing. The file may have been modified.
Hash Integrityℹ️ UnverifiedFile Hash protection is missing.
File size65.4 kb.66952 bytes.

Hashes:

MD5: 67bddd6b66e6134eebe1b6b287f44dd3
SHA-1: 4a6acf91e6d7bb939e8c13d73763cc1690de3724
SHA-256: 92a0fc6d3f016f01409d3a71a504c8e77403cb495b517328ddde188ddda34574
SHA-512: 844bac821694a6f8ddd4b6370fede15795b29a2276092a4629cccf8158b38302cf11023f4f0d1d0189bee07422c0dcc70000bca1a49e7e81dfdd6247f965021b

File Description: presentationhostdll.dll

presentationhostdll.dll is a legitimate Dynamic Link Library (DLL) file associated with the Microsoft .NET Framework. It is a critical component of the Windows Presentation Foundation (WPF) Host, which allows WPF applications (specifically XAML Browser Applications, or XBAPs) to run inside web browsers like Internet Explorer or Microsoft Edge (via IE mode).

Standard File Location

The standard location for this file depends on your system architecture and .NET Framework version:

  • 32-bit systems or 32-bit framework: C:\Windows\Microsoft.NET\Framework\v4.0.30319\
  • 64-bit systems (64-bit framework): C:\Windows\Microsoft.NET\Framework64\v4.0.30319\

How to Fix presentationhostdll.dll Errors Without Downloading

Downloading individual DLL files from third-party websites is unsafe and can introduce malware. Instead, use these built-in Windows tools and methods to repair the file natively.

1. Run the System File Checker (SFC)

The SFC utility scans all protected system files and replaces corrupted ones with a cached copy.

  1. Press Windows Key, type cmd.
  2. Right-click Command Prompt and select Run as administrator.
  3. Type sfc /scannow and press Enter.
  4. Restart your computer after the scan finishes.

2. Run the DISM Tool

If the SFC tool cannot fix the file, the Deployment Image Servicing and Management (DISM) tool will fetch clean files from Windows Update.

  1. Open Command Prompt as an administrator.
  2. Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
  3. Wait for the process to hit 100%, then restart your PC.

3. Repair or Re-enable .NET Framework

Since this DLL is part of the .NET Framework, repairing the framework often fixes the error.

  1. Press Windows Key + R, type optionalfeatures.exe, and press Enter.
  2. Locate .NET Framework 3.5 and .NET Framework 4.8 Advanced Services (or current version).
  3. Uncheck both boxes, click OK, and restart your computer to disable them.
  4. Open the window again, check both boxes, click OK, and Windows will reinstall clean copies.

4. Re-register the DLL File

If the file exists but Windows cannot recognize it, you can manually re-register it.

  1. Open Command Prompt as an administrator.
  2. Type regsvr32 presentationhostdll.dll and press Enter.
  3. Restart your computer.

📊 Diagnostics Tool: Verify Your presentationhostdll.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.

Other versions:
️ presentationhostdll.dll 3.0.6920.9141 32-bit (x86) | ️ presentationhostdll.dll 3.0.6920.9141 64-bit (x64)
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️presentationhostdll.dll.mui