How to Take A Screenshot on Your iPhone or Android Smartphones

Want to share what you see on the phone with friends, by taking a screenshot? But smartphones nowadays generally do not come with a thick user manual. Which buttons or settings do you need...

How to Create A Virtual Machine Using VirtualBox

What is a virtual machine (VM)? It is an operating system that runs on a specialized software, which emulates physical hardware of a computer. You can use multiple different OS at the same time...

How to Update Your Motherboard BIOS

BIOS (Basic Input/Output System) is the firmware for all the hardware inside your computer to initialize/boot up correctly. Keeping the motherboard BIOS up-to-date is incredibly important for a stable system. Sometimes, especially with newer...

How to Install TrueNAS CORE 12

FreeNAS has long been one of the most well-regarded and popular open source operating system for network-attached storage (NAS) machine. In March 2020, iXsystems announced to combine FreeNAS and TrueNAS under the same name....

How to Change The DNS in Your Network

Cloudflare recently (April 2017) launched its new free public DNS service ( They claimed to be the fastest DNS directory in the Internet, with strict privacy policy to protect users. However, what steps need...
Online Account Security

Best Practices to Improve Online Account Security

As Internet becomes more widespread and essential to our daily life, websites/services can contain tons of our personal information and credentials. It is increasingly important to ensure all your online accounts are secured enough...

How to Watch Google’s Event Live Stream on 4 October

Google has already announced their October event last week using a YouTube video. We can expect to see the new generation Pixel 2 smartphones and a rumored Pixelbook (a two-in-one chromebook). Like most of...

How to Update Your SSD Firmware

Sometimes, SSD manufacturers will provide firmware updates for their drives, especially those that are recently-released. The update will often contain bug fixes and enhancements to the SSDs, that can improve their compatibility, reliability, durability...

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