1. Click Go.


2. Scroll down and select Go to Folder or Press Shift+Command+G to access the Folder.


3. Type /Users/yourusername/Library/Keychains. 


4. Highlight everything or Press command+A.


5. Right Click and select Move to Trash or Drag the selected files into Trash.


6. Click the Apple Logo on the top left corner.


7. Click Restart.


8. Click Restart again to restart the computer. 


9. Once the computer restart. Close all the notification.