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When there is AC power will not use the battery, only in the AC disconnect when the battery is enabled, power off when the battery can protect the computer, battery life is a little shorter, but negligible. When in use, the plug on the book do not

As if praising KeePass Password safe has been going on for years, this is a free open source storage software that can be used to store all the passwords and related notes on your Web page. You can sync your keepass on different devices, and we also

The core of the system software is the operating system. Operating system is a large software system composed of the program template and data structure which is run by command and management computer system, its function is to manage the hardware

One of the better parts of Windows 8 is that it supports more screen sizes, not just 13 inches, 15 inches and 17 inches from the original version of Windows, but also 8, 11, or even 12.5-and 14-inch screens that are well loaded. Over the past year,

Do not know if you have not used to set up DNS to maximize the speed of computer network optimization, set up DNS everyone is relatively unfamiliar, because generally also rarely mentioned, because the computer is generally the default is to

Because of the difference between the bios of the notebook and the desktop, many users who use the notebook do not know how to set up the optical drive when they reload the system. Today, small series on the mainstream of Lenovo notebook as an

The full name of the GPU is graphic processing unit, which is translated as "graphics processor". The concept first introduced by NVIDIA when publishing the GeForce 256 graphics processing chip. The GPU makes the graphics card less reliant on the

How does a PDF file insert a blank page and set the page size? 1, first of all, we have the corresponding PDF file to edit the file is the prerequisite to open the PDF file. We can search in Baidu can be implemented on the PDF file editing tools to

How does Visio draw a picture to a picture in JPG format? 1, open Visio, Design flow chart, general Fund book used more, when submitting the algorithm flow chart also have to use this, relatively speaking and word compatibility is very good. The

What are the symptoms of a bad card? For a friend who is addicted to computers, it is necessary to know the point of the computer, such as the problem is to be understood, in order to allow the vast number of friends to learn more knowledge, today

First, you plug in portable WiFi into your computer's USB hole, and you automatically install the drive and create a WiFi network. As shown in figure: You can see that there is a link in the interface password display, here to

Do you think that the default WiFi link name is ugly, what tp-ling1234 ..., the default generated password is an irregular string, such as IFS2-2DFD-87DF, do you remember? Some don't even have a password to change it quickly. 1. Modify the name

Whether friends have this experience, with the longer use of computers, system partition is less available space, the reason for this situation in addition to the frequent installation of some software, there is a very important reason, that is,

Solid-State drives (SSD) are now not new, the popularity of these years is very fast, solid-state hard disk is composed of erasable storage particles of the new form of storage products, can be used in desktops, notebooks, due to changes in storage

Many times we overlook the problem of hard disk life, in fact, compared to the hard disk is the most vulnerable, and most of the damage is catastrophic, not only the hard drive is broken, but also lost data, this article is mainly about the failure

Microsoft's China official has announced cooperation with 360 companies to provide security protection services to Chinese XP users, as well as WINDOWS8 upgrade programs. This January, Microsoft announced that XP would stop service on April 8, 2014.

The first thing we need to do is to go to the Internet to download a section called Pdfedit editing software, download completed after the decompression and installation can be. 2 After we install the PDF editor, select the file options on the menu

Obviously, in the age of computer popularization, people have become accustomed to digital data storage, so your bills, work documents or private photos, all stored in the computer hard disk. And if you want to send a computer, or replace the hard

1, first of all, we have to find a small u disk or the old U disk, capacity in 128M or smaller, if you can not find also use memory card replacement. If you use a large capacity U disk can only be made into hard disk mode-HDD mode or zip mode. 2,

1 First run this directory under the Keyboardlog.exe, and then point "open monitoring", note that this program as long as the operation can be done, and then automatically run when the boot. 2 If you do not want to run this program, please perform "