Method 1:
Copy the below line
rundll32.exe keymgr.dll,KRShowKeyMgr
Windows Key+R > CTRL+V to paste the above copied line and Enter
Here you can delete the stored passwords
Method 2:
Copy the below line
explorer shell:::{1206F5F1-0569-412C-8FEC-3204630DFB70}
Windows Key+R > CTRL+V to paste the above copied line and Enter
Choose the credentials you want to remove and click on down arrow icon next to it and click Remove.