appraiserwc.dll - Analyze and How to Fix Errors

★★★★★ Verified File (27.08.2026) The file was obtained from the pack Windows 10

⚠️ Important Notice: dll fix tool - Resolve file errors, missing or corrupt issues instantly. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:	64-bit (x64)	Compatible with only 64-bit Windows
File version	10.0.19041.1
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	1.8 Mb.	1841192 bytes.

Hashes:

MD5: ad56654490c1c5db170d50bfa787c064 ✅
SHA-1: a936e4ed218b1d84345d68981e26b96f9ac02c07
SHA-256: 017443a1711b7e83e225fc7a83bd17f02d06dd2df5cc3f92caa50bee7eb5a60a
SHA-512: 9c87601b8c9a4173660d11776f55cd83d1cb497c4447f55da888a550e09b79c8d68393c0ca8f99c9c90996828b9f0663e648f279c646197ba1c0ed79ce1df806

Digital file signature `appraiserwc.dll` ✅

Publisher: Microsoft Corporation
Issuer: Microsoft Windows Production PCA 2011
Encryption algorithm: SHA256
Time stamp: Dec 7 01:05:10 2019 GMT

✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.

How to Fix Appraiserwc.dll Errors Without Downloading Files

The appraiserwc.dll file is a Microsoft component used by Windows Setup and Windows Update to check if your PC meets system requirements. Errors usually happen due to corrupted system files or temporary glitches.

Here is how to fix the error safely using built-in Windows tools.

1. Run the SFC and DISM Tools

Windows has built-in repair tools that scan for missing or corrupted system files and replace them automatically.

Press the Windows Key.
Type cmd.
Right-click Command Prompt and select Run as administrator.
Type sfc /scannow and press Enter.
Wait for the scan to finish.
Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
Restart your PC.

2. Clear Windows Update Cache

Corrupted temporary update files can cause this error during a Windows update.

Press Windows Key + R to open the Run dialog.
Type services.msc and press Enter.
Locate Windows Update in the list.
Right-click it and select Stop.
Open File Explorer and navigate to: C:\Windows\SoftwareDistribution\Download
Delete all files inside this folder.
Return to the Services window.
Right-click Windows Update and select Start.

3. Check for Official Windows Updates

Installing the latest official updates can automatically replace a broken appraiserwc.dll file.

Open Settings (Windows Key + I).
Click on Update & Security (or Windows Update).
Click Check for updates.
Install all available updates and restart your computer.

4. Run the Windows Update Troubleshooter

Windows includes an automated tool to find and fix update-related errors.

Open Settings.
Go to System > Troubleshoot (or Update & Security > Troubleshoot).
Click on Other troubleshooters (or Additional troubleshooters).
Find Windows Update and click Run.

📊 Diagnostics Tool: Verify Your `appraiserwc.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.