Computer is an irreplaceable tool in today's life and we all need to use it whether we are at work or studying at home. As the saying goes : "If you want to do a good job, you must first sharpen your tools." If you can master some Windows shortcuts, I believe the efficiency of work and study will be greatly improved.

Next to Windows 7 and Windows 10 as an example of common shortcuts to explain.

1. quickly to return to a desktop - Windows + D

Press Windows828 + D once to display the desktop, and then press it again to display the currently active window.

2. a key to quickly lock the screen - Windows + L

When we need to leave for a while to do something else, we can press Windows828 + L to lock the screen directly without worrying about computer data leakage.

3. Quickly switch programs - Windows + Tab

When the computer system desktop users open the program is not too much, with the mouse to point up one by one is more complicated and troublesome, you can use Alt + Tab by using a key to get it done.convert pdf to word online for free adobe acrobat Press Windows 828 + Tab key can also be effective in designing personalized development settings.

4. Quickly open the file manager-WindowsE

When we edit in full screen, we need to find the files stored in the computer. This is when we can press Windows 828+E to quickly open the file manager on our computer directly without minimizing the window we are editing in.

5. Quickly open system settings - Windows I

When we need to open the system settings, we usually first click "Start", then find "Settings" and click on it, which is a cumbersome and complicated process. You can directly press the shortcut key Windows 828 + I directly open the system settings.

6. quickly delete data files - Ctrl + D or Shift + Delete

There are two ways to quickly delete files in Windows 10, the first is to press the CTRL + D key to move the file to the Recycle Bin, not completely deleted, you can be in the Recycle Bin, select the file, right-click and select Restore, and the second is to press the SHIFT + Delete key for permanent deletion, and you can not find the file after deletion.

7. a key screenshot function - Windows + Shift + S

In daily computer operations, the use of screen capture function is becoming more and more widespread, Windows 10 is equipped with a very powerful screen capture function, support rectangle clip, any shape clip, full screen clip three modes.

8. a key screen recording function - Windows + G

In addition to one-key screenshot, Windows 10 also comes with a screen recording function, the main purpose of the study is to be able to facilitate the game players and live broadcasts, very simple and convenient and fast.

9. Quickly create a folder - Ctrl Shift N

Usually, when we need to create a new folder, we need to right-click on the blank space and select "New Folder", which is a complicated process. You can directly press the shortcut key Ctrl+Shift+N to quickly create a new folder.

10. Text Image Enlargement - Windows

Computer resolution is very high, but the screen text image is too small to see clearly how to do? You can use the Windows key and ++ to open the magnifying glass function.