McAfee error 1722 is caused by the incomplete installation of McAfee or a corruption in windows registry or a virus or malware infection. To fix this error, follow the steps below:

• Click on the start button on the screen and type in ‘update’.
• When the dialog box appears it will start scanning for available updates.
• And when the list is displayed to you, click on the ‘install updates’ button.

If you require an expert’s intervention, you can contact McAfee contact number to avail it. This is a 24 hours service and can be accessed at any time.