How to post a screenshot. Firstly, with the window open that has what u intend to post, tap the Print Screen/SysRq Key (next to F12 on the keyboard but your system is not a regular one then look for the print screen/SysRq key). Now open Microsoft Paint by pressing which u can find by clicking on Start > All Programs > Accessories > Paint. This will open a new window. From the Top Left, click on Paste if its win 7 or vista.This will put your screenshot in the Paint window. save the paint window on the desktop by using ctrl + s. Click on the File Type and choose JPEG. Replace the highlighted file name with a name of your choice then press Save. ALTERNATIVELY, Windows Vista and 7 users can use the Snipping Tool. Click Start > All Programs > Accessories > Snipping Tool. when u click on the snipping tool wait for the faint image to come up then take the cursor to start from where u want. hold down the left key of the mouse and drag to cover the area u intend posting. when u are done leave the key and save on the desktop as .JPEG exit out of the window > navigate to your Desktop; the .jpg image file will be visible. goto where u want to post the message, click on browse, a pop-up screen will appear, navigate to the Desktop. Click on the .jpg Image then click Upload to upload it. This will place the screenshot in your message so it can be viewed.