Hi, Manuel I'm Robinson, and I’m happy to help you today.
To remove the face recognition, you will need to reset the Windows Hello biometrics.
Note: This procedure will reset Windows Hello face recognition for every user who is registered on the computer.
Step 1: Stop the Windows Biometric service
1-Right-click on Start then click on Run
2-Type: services.msc and click on Ok
3-Search for "Windows Biometric Service", right-click on that and select "Stop"
Step 2: Backup the old database and delete it
1-Right-click on Start then click on Run
2-Type: C:\Windows\System32\WinBioDatabase and click on Ok
3-Copy the.DAT files into a new folder on the desktop to backup them
4-Then delete the .DAT files
Step 3: Re-start the Windows Biometric service
1-Right-click on Start then click on Run
2-Type: services.msc and click on Ok
3-Search for "Windows Biometric Service", right-click on that and select "Start".
4-Then you need to configure the face recognition again