Click the … icon in the upper right corner of the Edge browser and select the following settings, click View Advanced Settings (or click Password and Auto-Fill on the left, depending on the version of the Edge browser), select the management password, and click Delete or Modify the saved user name and password.
2.IE browser
IE browser can only delete passwords. Set the path: Click Tools (gear icon) Internet Options General (default), and then click Delete.
Check the password, and then click Delete.
If the user name and password on the checklist are set on the content page, the new password entered next time will be saved again.