Win7 notebook, energy-saving and energy-saving things

With the popularity of laptops, most users have the experience of using their notebooks to handle some personal affairs in their own lives, and the most prominent feature of laptops is their mobile characteristics, even Without an external power supply, we can continue to use the notebook for a period of time to deal with various situations. At the same time, the problem of mobile life that mobile devices will definitely involve has also emerged. Is it possible for us to extend the usage time of our Win7 notebooks with some small tips to enhance our use?
The following will introduce you to this related knowledge.
The first thing to mention is the screen brightness. In today's high-definition display era, the most power-hungry on mobile devices is often the screen. When using the battery, we need to adjust the screen brightness according to the environment, not only can save power, but also protect vision, the benefits are many. How to do it? In Win7 Desktop Press Win logo key + X, will pop up a Mobility Center:

display brightness in a column we can easily adjust the screen brightness. Moreover, in most notebooks, there is a multi-function button: Fn, by pressing Fn and one of the buttons indicating the change of brightness at the same time, the effect of adjusting the brightness can also be achieved. Generally, the brightness is a small one. The sun adds an up arrow or a down arrow to indicate that different brands may change differently.
Next, the wireless network card, some users are accustomed to open the wireless network card all the year round, when using the battery, may not have the available Wifi signal in the environment, this time is not suitable for opening the wireless network card. So how do you close it? Mentioned above Win + x evocative mobile center can select an open or close Wireless:

has a switch on most laptop users to quickly close the open facilitate wireless function, different Brands may vary.
Finally, the most important power options, in Win7, we can customize your own power plan through this one to achieve the best power saving effect. Still using Win logo key + x to open Mobility Center, where we not only can quickly turn on power options, but also adjust the default power plans:

If you want to open the Power Options settings in detail our power plan, just click on the battery icon on it:

click power options pop-up window:

click on the blue text on the right side, & ldquo; & rdquo ;, change plan settings we can modify the corresponding power plan:

where we can power plan changed a bit shallow, but some users may be satisfied with this, you want to set a higher level, then we can click on the blue text below , & ldquo; change advanced power settings & rdquo;, so that the window can pop up the advanced settings:


Let's introduce to you one of these options.
Hard disk: Let the hard disk enter a low power state after setting the time.

set a desktop background: Win7 desktop is set to feature a slide group, select Pause, then will not switch the desktop background.