Fix Credential Manager Error Code 0x80090345 on Windows

If you are annoyed about it, youve come to the right place.

This post fromMiniToolwill teach you to fix Credential Manager error code 0x80090345.

Credential Manager Error Code 0x80090345

Credential Manager is a Windows software used to store authentication credentials.

in the Registry Editor page, change ProtectionPolicy’s value to 1

These credentials are used to sign in to a website or other computers on the web link.

Sometimes, you may experience an error code 0x80090345 in Credential Manager, preventing you from using this software.

One reason for this error code is that you dont set the ProtectionPolicy registry value properly.

Whats more, Windows updates can also cause the error code 0x80090345.

Here is how you’re able to set the ProtectionPolicy registry value.

Step 1: Open theRundialog by pressing theWin + Rkeys, then inputregeditin theOpenbox, and pressEnter.

Step 2: If theUACwindow pops up, punch theYesbutton to continue.

Step 3: Find and double-click onHKEY_LOCAL_MACHINEto expand it.

Step 4: Double-click onSOFTWARE>Microsoftand openCryptographyunder that.

in the PowerShell window, input SFC /scannow to check and repair system files

Step 5: Under theCryptographyfolder, open theProtectfolder and theProviderssubfolder within it.

Step 6: Locate and selectdf9d8cd0-1501-11d1-8c7a-00c04fc297ebunderProviders.

Step 7: After selectingdf9d8cd0-1501-11d1-8c7a-00c04fc297eb, you will seeProtectionPolicyin the right pane.

Step 8: Right-click onProtectionPolicy, choose theModify…option, change thevalue datato1, and then click onOK.

Step 9: cycle your PC to save the change.

Once you completed these operations, restart Credential Manager to see if the error code disappears.

The Windows update can also lead to the error code 0x80090345.

Step 1: Press theWin + Skeys to openthe Searchbox, inputWindows updateand open it.

Step 2: ChooseView update historyin the left pane and then selectInstalled Updateson the top.

Step 4: When the window appears, clickYesto continue.

Now you’ve got the option to see if Credential Manager can work normally on your PC.

What are quality updates?

What are feature updates?

Why do you better uninstall them?

All the details you want are listed in this post.

So, you’re free to check and repair these files to solve the problem.

Here are the steps to do it.

Step 1: Right-hit theStartbutton and chooseWindows PowerShell (Admin).

Step 2: When prompted byUAC, click onYesto continue.

Step 3: In the Windows PowerShell window, typeSFC /scannowand pressEnter.

This process will take several time.

After the process is finished, restart the computer.

Heres how to restore Credential Manager.

Fixes on how to fix error code 0x80090345 are listed in this essay.

Believe they are beneficial for you to solve this problem.