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Manual Guidance
Security Analysis
Safety Score (informational)
94% Safe
Risk score: 2/3 · Checked by WinLibrary Engine
What is wlanapi.dll?
This page provides common wlanapi.dll error messages, safe troubleshooting steps, and informational file metadata to help you diagnose issues on Windows 10/11.
In simple terms, wlanapi.dll is a Dynamic Link Library (DLL) that allows Windows and software to load specific functions at run time. Many components depend on it, so a broken copy can trigger repeated errors.
Common Error Messages
- wlanapi.dll could not be loaded.
- wlanapi.dll is missing from your computer.
- The program can’t start because wlanapi.dll is missing.
Example: wlanapi.dll could not be loaded.
Possible Causes
- Security software quarantined a file with the same name.
- A Windows update or driver update did not complete correctly.
- Disk errors, abrupt shutdowns, or failing storage corrupted the file.
- A third‑party installer replaced the file with an incompatible version.
How to Fix Missing Error?
- Restart the PC and retry the action that triggers the error.
- Reinstall the application or driver that is related to the error.
- Run a full malware scan with a trusted antivirus solution.
- If needed, run: DISM /Online /Cleanup-Image /RestoreHealth
- Run Windows Update and reboot.
Note: The metadata shown here is informational and may not match your exact system. For critical system components, prefer official sources and Windows repair tools.
Technical Details
| Original Filename | wlanapi.dll |
|---|---|
| Publisher | Microsoft |
| File Type | Dynamic Link Library (DLL) |
| Version | 11.1.2020.4907 |
| File Size | |
| Architecture | x86 |
| Last updated | 2025-11-15 |
| Default location | C:\Windows\System32 |
| Downloads | 834,122 |
| Rating | 4.9 / 5 (6,274 reviews) |
| SHA-256 Hash | 89b426d948ca1c70fc98847393e43f0f917135e92f732fbe3d8ec88bc06dda88 |
| MD5 Hash | 84a2a3311feca6c893c6b45b7910a2f4 |
| Digital signature | Valid · WinLibrary Verified Publisher |
FAQ
- Is wlanapi.dll a virus?
Legitimate system components can share names with malware. Verify the file path (C:\Windows\System32), check signatures, and scan the system if you suspect an infection. - Where is wlanapi.dll located?
Typical default locations include C:\Windows\System32. The actual path depends on the software that installed it. - Can I download wlanapi.dll from the internet?
Use only trusted sources. If you are unsure, reinstall the related app/driver or use Windows repair tools instead of copying random files. - What usually causes wlanapi.dll errors?
Most issues come from corruption, version mismatch, deletion/quarantine by security software, or an incomplete update.