Computer & smartphone Tips Trick

Function Shortcut Adjust the auto Contrast Alt+Shift+Ctrl+L             Adjust the Color and Tone balance Ctrl+B                        Adjust the color levels  Ctrl+L                       Adjust the Hue/Saturation Ctrl+U                        Change Page Setup for printing Ctrl+Shift+P                  Copy the selected area Ctrl+C or F3                  Create the Group of layers  Ctrl+G   ...

If you have personal or confidential text data  and want to hide it without sounding hide , Put inside the computer harddisk or other storage media such as external harddisk or flashdisk. There's one way  to hide it in Notepad, by using a simple and easy command. The disk must use NTFS formatted (generally windows now use the NTFS format) Open Notepad through the Command Prompt (not through Start Programs ==> Acessories)

If you lost or forget your password or lost your IP (internet protocol) address  for your IP camera Trendnet TV-IP110,  the only way is to reset the camera to  the default setting. And reconfig the device. For reseting the device, we can  use pencil or ballpoint or something like that, push the reset button located on the back of the device ( press and hold for about 30 seconds when power is on)

Help menu is very useful, especially for those who have not mastered with an application. For those who were accustomed using Microsoft Excel, Ms. PowerPoint and MS. Word 2003 and now turning to Ms. Office 2007 or MS. Office 2010, will see the different menus, including many who seek where the help menu is.

If you're working with a computer, and must leave it for a moment, to avoid things that are not desirable should not let the screen open, better lock your computer screen. In Windows (Windows XP, Vista and Windows 7) to lock the computer screen is by pressing the keyboard buttons Win + L If you want to lock with a click of the mouse, we have to make shortcuts beforehand, make it very easy. • Right click at the desktop screen • Click   New • Click Shortcut • Copy and paste the following code to  the column location of the item rundll32.exe user32.dll, LockWorkStation • Click Next • Type the name of the shortcut as you wish • Click Finish.  There will be a shortcut on the desktop which when we click, will lock the computer screen. See Also : •   How to Login as Administrator On HP thin Client  •   How to Merge text files into one file  •   How to go to safe mode without press F8  •   How to Disable Shutdown...

On Hp (Hewlett Packard) Thin client with Windows XP embedded, when it is turned On, it loading  to windows as a user. with limited facilities, no right click, no control panel, etc. If you want to go as an administrator, follow these steps : • Press and hold Shift key

There is an easy way to combine a number of text files become one text file with a simple command via the command prompt. Here are the steps: • Put the files to be merged into one folder for example I put it in a folder with the name is Merge in drive D

To go to Windows safe mode , we usually using F8 keyboard key, pressing it repeatedly  while booting. But sometimes it is not success because of pressing F8 too late or  not in the right time, we have to wait for windows to load normally, and restart again to repeat the step  pressing F8 when booting to go into safe mode. To get into safe mode without pressing the F8 key, before you restart the computer, follow these steps

Someday, you might want to make a computer could not be turned off easily. For example because you are running a program that need a long time to wait ( download a big file, rendering a video, etc ). And you have to leave the room. To prevent a friend or anyone else to turn off the computer, then one way is to disable the function of Shutdown, Restart, Sleep or Hibernate menu. Here are the steps you have to follow : • Click Start

Before doing this job, copy all data from the phone. How to Hard Reset : •  Turn of  the device •  Press and hold the E and Z keys •  During hold the E and Z key, press the Power button once. •  When screen displaying, release the   E and   Z key • .Press Power button once again. •  Will display message that the phone has been reset • It  takes a few mins to reset. Press the Power button once. See Also: • How To Remove Delta Search Engine From Mozilla Firefox • How to know Framework Version on your Computer • Entering Vsphere 4 Serial key through VClient 

On the Desktop computer HP Compaq dx 2700, after opening the cover of CPU case (altough it has been closed back again), when starting the computer,  there will be the alarm tone sound is quite disturbing. And we must press the F1 key to continue loading the OS (Operating System). And this will continue on every time the computer is restarted. The warning is : error  912 - The computer has been removed. The machinecover has been removed since last system start up. please Ensure That any system access wasauthorized. To solve this problem:

When the computer is turned on, before entering the OS (operating system) it will be handled by the BIOS (Basic Input Output System) first, initialize the existing hardwares, set some basic configurations (date, time, etc.), and then run the OS. BIOS configuration is controled by CMOS (Complementary metal oxide semiconductor) and the configuration will be lost (back to the default setting) when the battery is weak or exhausted. Here is one example of a warning if the BIOS battery is weak /empty/low : Usually we will press F2 to continue, or press F1 to setup. If we press setup (F1) and set the BIOS, then the configuration will be lost again when  the computer  shutdown.