Petrochemicals HS code research

Win7,Petrochemicals HS code research keyboard can easily control the mouse. In the process of using the computer, the mouse can be said to be one of the most frequently used devices, but sometimes, we will also encounter some mouse failures, such as the right mouse button cannot be used or the mouse is stuck. Wait a minute. At this time, have we ever thought about replacing the mouse with a keyboard? Win7 provides a very convenient way for us to easily use the keyboard to control the mouse and solve some problems we encounter when using the computer. First of all, we need to turn on the accessibility functions of Win7 by clicking "Start", "Control Panel", "Convenience Center", "Ease of Use" and "Keyboard". In the keyboard options, open the mouse and keyboard control. When the mouse does not work properly, we can also use this function to control the mouse.Press "Alt+Left Shift+PrintScreen" to turn on the keyboard mode, and a blue box will appear. Use the "↑", "↓", "←" and "→" keys on the keyboard to control the movement of the mouse. If you want to click the left mouse button, press the "F5" key; if it is a double click, press the "F6" key; if it is a right click, press the "F7" key. It's very convenient! In addition, in keyboard mode, we can also press "Ctrl+Alt+F12" to enter the function menu, which can further customize the behavior of the mouse. For example, by changing the movement speed and sensitivity of the mouse, we can make the mouse more in line with our usage habits; we can set the mapping of the left and right buttons of the mouse, such as adjusting the left and right keys to adapt to left-handed users;You can also set shortcut keys, such as the "Ctrl+Z" key represents the left mouse button click, etc. These can be set according to your own needs, which is very considerate. Of course, in keyboard mode, it is also very convenient to drag windows or scroll. If you want to drag a window, you need to enter the "Ctrl+F8" key to enter the drag mode, and then use the "↑", "↓", "←" and "→" keys to move the mouse, hover over the target window, and then press the "F5" key to drag; if you want to scroll the window, you need to press "Ctrl+" first F10" enters the scrolling mode, and then use the "↑", "↓", "←" and "→" keys to scroll the window. These functions are also very convenient for our daily use of computers. Finally, it should be noted thatIn keyboard mode, some operations, such as using the drag-and-drop function of the computer, still need to be completed with the mouse. Moreover, in keyboard mode, we can't zoom, rotate, open the menu and other advanced operations on the screen like using the mouse, so if you need to perform these operations, you still need to use the mouse. In a word, the Win7 keyboard control mouse function is very practical. This function can provide good help when the mouse cannot be used normally or the hand is injured and the keyboard needs to replace the mouse. If you haven't used this function yet, you might as well try its convenience and practicality when you encounter the above problems next time. I believe you will not be disappointed!

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