Free Knowledge Database

Computer Knowledge Community

Fail to Uninstall VirtualBox on Mac? Get Help Here!

Encounter problems when trying to uninstall VirtualBox? Have no idea how to properly delete its traces on your Mac? This removal guide could be helpful for you.


VirtualBox is a hyper-visor used to run operating systems in a virtual machine on top of the existing system. Other similar software include Parallels, VMware, and the Boot Camp which is built in macOS. If you decide to uninstall VirtualBox from your Mac, you can follow the instructions below to ensure a clean, complete uninstall.

Before uninstalling VirtualBox, make sure it is not running on the Dock or even background. To quit the app, right click on its icon on the Dock, and then choose Quit. In case that the app is frozen, you can launch the Activity Monitor (located in the /Applications/Utilities folder) to locate the background process and force quit it there. Now you have three options to uninstall VirtualBox for Mac. Take the one you like.

Continue reading →

July 5, 2017 Uninstall Guides ,

How to Effectively Manage Your Time In Day to Day life?

Lots of people in the world are always being stressed due to the heavy works and target works in the offices. Even the home makers have more stress because most of them doing some important works only at the last minutes. Improper time management is the first reason for this stressful situation at the last minute works. This is why everyone is highly recommended to maintain a proper time management in an effective manner. It is suggested to work smarter not harder with the creative time management plans. Continue reading →

June 30, 2017 hot news, How-to-Guides, Uncategorized

Get Learn and Understand NodeJS Course with 95% Discount | $10 Udemy Coupon

What Is Learn and Understand NodeJS Course?

The insight of this Learn and Understand NodeJS course on NodeJS, we will look into the working mechanism of the C++ written V8 Javascript and how the abilities of Javascript are expanded by NodeJS. In this course, you will also be learning to make use of your own codes which makes you understand the subject matter in an easier way, along with which, you will also be learning how to make you use the modules in expanding and also the working principle of how these modules actually work. Continue reading →

Courses & eLearning , , ,

When Uninstall Flip Player for Mac, What Should You Do?

uninstall Flip4Mac

I think you won’t be strange to Flip Player for Mac if you have installed on your computer, this is what the app is: Flip Player for Mac lets you play any files that QuickTime supports on your Mac without converting them through a separate program. With just a few clicks, you can be enjoying videos that would have been difficult or impossible to watch otherwise. But do you really know what to do when have to uninstall it from Mac? Have you done the right operations to remove it? Does it cause any trouble on your computer? Continue reading →

June 22, 2017 How-to-Guides , , ,

New iPad Pro 2017 Models Now Available in Apple Stores

new 2017 iPad Pro models

The new 2017 10.5-inch and 12.9-inch iPad Pro models, which were introduced at last week’s Worldwide Developers Conference, are available for purchase at Apple retail stores now around the world.

Continue reading →

June 16, 2017 hot news , ,

New Mac Malware Alert: MacSpy & MacRansom Discovered on Dark Web

mac malware alert

Two new strains of malware aimed at macOS operating system have been discovered: MacSpy and MacRansom. Bleeping Computer first reported the news that these two Mac malware have been offered through Malware-as-a-Service (MaaS) and Ransomware-as-a-Service (RaaS) portals on the Dark Web for almost three weeks, yet until recent days did they been found by security researchers during a routine scan.

Continue reading →

June 14, 2017 Security News , , ,

UK General Election: Pound Falls Due to the Political Turmoil

uk election 2017 result

London (CNN), in the morning 7:00 am of local time on June 8, 2017, British General election vote formally began. According to CNN, there are 650 electoral districts more than 40 thousands polling stations opened across the country. There are about 46.9 million people registered as voters. The outcome of the vote is expected published one 9 in the morning of UK time. Continue reading →

June 9, 2017 hot news , , , , ,

Cannot Uninstall Spotify on Mac? Get Help Here

Spotify is a music, podcast, and video streaming service that provides digital rights management-protected content from record labels and media companies. Its basic features are free with advertisements, while additional features, including improved streaming quality and offline music downloads, are offered via paid subscriptions.


Spotify is available for many mainstream platforms including Windows, macOS, Linux, iOS and Android. Though being a great tool for enjoying music, this app may cause problems during the setup or usage period on some users’ devices. If your device is not compatible with the Spotify app, or you are just dissatisfied with its performance, you could consider deleting this app from your device once and for all.

Bothered by uninstalling Spotify? Looking for a properly solution to entirely get rid of it? This post will show you how to easily uninstall Spotify on macOS/Mac OS X.

Continue reading →

May 16, 2017 How-to-Guides ,

A British Man Claims iPhone 7 Exploded When He Answered It

A man seeing iPhone 7 exploding

According to the report of Sun, earlier this morning on May 9, a man named Lee Hayes, who is from England, 47 years old, has claimed that an iPhone 7 was exploded on his face when he was answering it. Continue reading →

May 11, 2017 IT News , ,

If You Have Problem in Removing Google Earth, Try This!


Still using Trash to remove unwanted application? Can it completely uninstall Google Earth when you empty your Trash? I bet you have many problems about uninstalling Google Earth for Mac. Continue reading →

May 5, 2017 How-to-Guides , , ,