'MajorDeviced' Will Damage Your Computer

Seeing the 'MajorDeviced' Will Damage Your Computer warning on your Mac may be a scary experience. After all, your macOS security features are informing you about a potentially harmful file on your device. Thankfully, this message means that its execution was halted and that there is probably nothing to worry about right now. However, MajorDeviced is still present on your computer, and you have no idea what it does or how it got to you.

What is MajorDeviced?

This is a fake application, which Mac security products identify as a Potentially Unwanted Program (PUP.) The fake MajorDeviced software has been bothering many Mac users as-of-late. It seems that usually, the source of the issue is a pirated piece of software they downloaded. Allegedly, MajorDeviced reaches Macs through software activators, game cracks, and other dubious content.

While this app is not dangerous, it may bring annoying changes to your Web browser. For example, it may replace your default new tab and search engine with an alternative website. Thankfully, the 'MajorDeviced' Will Damage Your Computer message means that the app did not get a chance to do so. Keep in mind that ignoring this issue will not work – macOS' XProtect will keep showing you the 'MajorDeviced' Will Damage Your Computer on a regular basis.

Resolving this issue permanently requires the removal of the Potentially Unwanted Program in question. The best way to take care of the task, and to ensure that all intrusive files are gone, is to run an up-to-date Mac security tool. A full system scan should be enough to clean off any intrusive apps from your device.