Disable loading images in Firefox

Click Tools - Options

Click Content tab

Uncheck Load images automatically

Click OK

Take Screenshot in Windows XP

• To take screenshot press PrintScreen key 
• The captured image will be copied to clipboard
• Now open any image editor and paste the image by pressing ctrl + v or from option of the image editor
• Now save the file

• To take screenshot of particular window, open the desired window
• Hold down the "Alt" key and press "Print Screen"
• Now follow the same steps as above.

Disable images in Chrome

Click Customize and control Google Chrome button

Click Settings

Click Show advanced settings...

Click Content settings...

Click Do not show any images

Click Done

Delete WhatsApp account in Android

Please follow the steps to delete WhatsApp account in Samsung Galaxy S Duos

Press Options button on handset and select Settings

Select Account

Select Delete my account

Enter phone number and select DELETE MY ACCOUNT

select DELETE MY ACCOUNT

Account deletion under progress

Account deleted

Take screenshot in Android

Please follow these steps to take screenshot in Samsung Galaxy S Duos.

open the screen you want to capture
now press home and power button at the same time and hold them for 3 seconds

Quickly delete autocomplete entries in Firefox

Please follow the steps to quickly delete autocomplete entries for forms in Firefox.

• Click on the text field
• Press the Down key and you will see list of entries
• Highlight the entry you want to delete by using the up/down arrow key or move mouse over it
• Press Shift + Delete