wdmcompanionfilter.sys - Analyze and Virus check.
★★★★★ Verified File (27.08.2026)⚠️ Important Notice: sys driver update for stable device performance. Essential for system compatibility and error resolution. 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 |
| 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 | In file hash protection exist and it is verified. |
| File size | 18.3 kb. | 18744 bytes. |
Hashes:
MD5: 853cea7bb1fd947c17a0463265ab4a7c ✅SHA-1: af906d29c5ad3717fc0dcb2a6c8226f57421e5dd
SHA-256: 7dfd33639ad49945518e9cd5a1cdb828d74560e4b6722b2051b9d61dae177a78
SHA-512: a0f32e35547aaf0ddbc60d33039deaf74d4e7b9d9583af9fd2fc5e665b9279a7c27afe40aac456e6ea74efb68ccdc7e2aa3848bfe90ed9045d3bc7b5ff7dfaca
Digital file signature wdmcompanionfilter.sys ✅
Publisher: Microsoft Corporation
Issuer: Microsoft Windows Production PCA 2011
Encryption algorithm: SHA256
Time stamp: Dec 7 00:43:45 2019 GMT
Issuer: Microsoft Windows Production PCA 2011
Encryption algorithm: SHA256
Time stamp: Dec 7 00:43:45 2019 GMT
✅ This file is compatible with 32-bit Windows and can run on ✅ 64-bit Windows (via the WOW64 subsystem).
📊 Diagnostics Tool: Verify Your wdmcompanionfilter.sys 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.
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Microsoft Corporation