Please try the following Removal guide:Remove SweetIM toolbar and search.sweetim.com (Uninstall Guide)
When Downloading the Malwarebytes (Free) Application. Please avoid accepting any Free Trial offers/Or activating the paid version throughout the "Download Process"
I might add that you can keep ( On board ) Malwarebytes (Free) as it is fully compatible with McAfee,and a (Compliment) to your Superb Protection) as a second opinion/Not a replacement. Simply update before scanning ,as a ( On Demand Scanner)
You may find the following articles most informative, as how you obtained this (PUP)- potentially unwanted Program:
I might add that as for reactivating your Particular McAfee Product, Technical Support is available 24/7 (Free)
Phone /Chat being much quicker.
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