sechealthuidatamodel.dll - Comment analyser et corriger les erreurs

★★★★☆ Fichier vérifié (27.08.2026)

️ Important Notice: Discover insights with our SecHealthUI Data Model DLL, enhancing data management and analysis efficiency. Le remplacement manuel des bibliothèques système peut entraver les futures mises à jour de Windows ou provoquer des pannes critiques du système.

L'architecture:	32 bits (x86)	Compatible avec Windows 32 et 64 bits
Version du fichier	10.0.19041.6456
Antivirus numérisé	✅ Propre	Aucun virus détecté.
Signature numérique	Non signé	La signature manque, le fichier a peut-être été modifié.
Intégrité du hachage	✅ MD5: vérifié	Dans le fichier, la protection par hachage existe et elle est vérifiée.
Taille du fichier	2,5 Mo.	2597888 bytes.

Les hachages:

MD5: 96849ba48009aaf9c83ca434cd7ed4ed ✅
SHA-1: e78f36f3f073f8b08be6373f2ebd0056bba0d635
SHA-256: 86ceecccdf2a7f37b65f2d2f04b245e920026a7369b323d30870d8ba8fec271c
SHA-512: ceb1f61ecf91e2226fd0e0fa8cd6b0fe7913cb47024ca3063eea3d0321a748f7a48168c4790a3d74b2b56303ba884739b4ae60b01ffcbc36df9be75fe3b6a856

✅ Ce fichier est compatible avec Windows 32 bits et peut être exécuté sur ✅ Windows 64 bits (via le sous-système WOW64).

File Description: sechealthuidatamodel.dll

le sechealthuidatamodel.dll file is a critical Microsoft system component belonging to the Windows Security (formerly Windows Defender) application. It provides the essential user interface data models and core operational infrastructure for the Windows Security Health User Interface ( SecHealthUI.exe ). Errors involving this file typically cause the Windows Security interface to crash, fail to open, or show a completely blank window.

Emplacement standard du fichier

In a healthy Windows 10 or Windows 11 installation, this file is securely stored within the isolated Universal Windows Platform (UWP) app directories.

Primary System Path: C:\Program Files\WindowsApps\Microsoft.SecHealthUI_[Version]_x64__8wekyb3d8bbwe\
Alternative Built-in Manifest Path: C:\Windows\SystemApps\Microsoft.Windows.SecHealthUI_cw5n1h2txyewy\

Security Warning: The legitimate file never resides directly inside the root C:\Windows\ ou... C:\Windows\System32\ folder. If a file with this name is found directly in those folders, it is highly likely to be camouflaged malware.

How to Fix sechealthuidatamodel.dll Errors Without Downloading Anything

You can resolve errors or missing file alerts related to this DLL without using external download links by utilizing native Windows deployment and repair utilities.

Method 1: Re-register the Windows Security App Package

Since this file is bound to a default Windows application package, re-registering it via PowerShell will completely regenerate the missing or corrupted files using your system's built-in component store.

Cliquez avec le bouton droit. Start menu et sélectionnez Terminal (Admin) ou... Windows PowerShell (Admin).

Copy and paste the following command into the terminal window, then press Enter:

Get-AppxPackage -AllUsers Microsoft.SecHealthUI | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "(_.InstallLocation)\AppXManifest.xml"}

Once execution completes, restart your computer and check if Windows Security opens normally.

Method 2: Execute the Security Health Setup Utility

Windows includes an offline recovery executable specifically designed to redeploy the security subsystem files.

Appuyez dessus. Win + E Pour ouvrir. File Explorer and navigate to: C:\Windows\System32\SecurityHealth
Find the file named SecurityHealthSetup.exe.
Cliquez dessus avec le bouton droit et choisissez Run as administrator.
A brief, blank terminal window will flash on the screen to indicate the system is installing the clean original DLLs. Wait roughly 10 seconds, then attempt to launch the interface.

Method 3: Run the Built-In System Component Repair

If the underlying Windows component store itself is damaged, native tools can verify and repair system infrastructure integrity using cached OS images.

Open the search bar, type cmd, cliquez avec le bouton droit. Command Prompt, et sélectionnez Run as administrator.
Execute the deployment image repair engine by typing this command and hitting Enter:
```
DISM.exe /Online /Cleanup-Image /RestoreHealth
```
Let the process reach 100%. Next, type the following command to replace missing files and hit Enter:
```
sfc /scannow
```
Restart your system once the validation and repair phase finishes.

If you continue to experience crashes or interface errors after following these steps, let me know:

Your current Windows Operating System version (e.g., Windows 10 22H2 or Windows 11)
le exact text or code of any error prompt that appears
Whether you have any third-party antivirus software installed

I can then provide tailored configurations to resolve more specific profile corruption issues.

Outil de diagnostic: vérifiez votre `sechealthuidatamodel.dll` Fichier

Vous craignez que le fichier sur votre PC ait été modifié par un logiciel malveillant? Faites-le entrer dans le formulaire ci-dessous. Notre script vérifiera sa taille de fichier, son hachage cryptographique (MD5/SHA-1) et une signature numérique Microsoft valide.