PUM.Optional.NoToolbarCustomizeHijack is Malwarebytes' detection name for a potentially unwanted modification (PUM)in the Windows registry where the option for the user to set which icons should appear in the Internet Explorer toolbar is disabled.
The following registry value data is modified:Under
Malwarebytes can modify this registry value data back to its Windows default setting without user interaction.Also, we advise users to do a full system scan as PUM.Optional.NoToolbarCustomizeHijack could have been added to the system by malwareor a PUP.
When a Potentially Unwanted Modification (PUM)is detected on your computer, Malwarebytes for Windowsdoes not know whether it was authorized. Optimization software, malware, and Potentially Unwanted Programs (PUPs) are known to make these types of changes, hence they are regarded as potentially unwanted by design.To have Malwarebytes for Windowsignore a PUM, you must add the PUM to the Allow list. Here’s how to do it.
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