bcdprov.dll - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026)

⚠️ Important Notice: dll file safely. Essential for Windows Boot Configuration. Replace or repair corrupted files easily. 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	🟡 Not signed	Signature missing. The file may have been modified.
Hash Integrity	✅ MD5: Verified	File Hash protection is missing.
File size	61.5 kb.	62976 bytes.

Hashes:

MD5: 3579f91ce4bc997574e26dc8c347c158 ✅
SHA-1: b21920652822527c99d8f9412257a0772f9547cb
SHA-256: 44d9653ce3c551870b391ddecd2498065a0cedfaeaedae9e5e408cb74dea21b6
SHA-512: 2eac5eb3c41fda69af5de2fb9cdc07af47c284a862180d40c8ee4634d1698db047577b515eed1b0cb23af12414f0a036335cb74f2eb7a82e491cf604c833bbc1

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

How to Fix Bcdprov.dll Errors Without Downloading

You can fix bcdprov.dll errors using built-in Windows tools. Do not download DLL files from third-party websites, as they often contain malware.

Here is how to safely resolve the issue:

1. Run SFC and DISM Scans

Windows has built-in tools to find and replace missing or corrupted system files automatically.

Press Windows Key + X and select Terminal (Admin) or Command Prompt (Admin).
Type DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.
Wait for the process to finish completely.
Type sfc /scannow and press Enter.
Restart your computer after the scan completes.

2. Boot into Recovery Environment

If Windows cannot load normally due to the error, use the Advanced Startup menu.

Hold the Shift key while clicking Restart in the Start Menu.
Go to Troubleshoot > Advanced options > Command Prompt.
Run the SFC and DISM commands listed in Step 1 from this prompt.

3. Run Startup Repair

Automated repair can rebuild the boot configuration files associated with this DLL.

Access the Advanced options menu using the Shift+Restart method from Step 2.
Click on Startup Repair.
Select your account and let Windows diagnose and fix the startup files.

4. Rebuild BCD (Boot Configuration Data)

The bcdprov.dll file is closely tied to the Windows Boot Configuration. Rebuilding this data often resolves the issue.

Open the Command Prompt from the Recovery Environment (Step 2).
Type bootrec /fixmbr and press Enter.
Type bootrec /fixboot and press Enter.
Type bootrec /rebuildbcd and press Enter.
Restart your PC.

To help pinpoint the exact cause, could you tell me:

What specific error message appears on your screen?
Does the error happen during bootup or when opening a specific app?
Did this start after a recent Windows update?

📊 Diagnostics Tool: Verify Your `bcdprov.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.