Photoshop Workshop 2 - Opening A New File

To open a new blank file you need to select the 'File' option and then select 'New' as shown below:

After selecting 'New' you will be presented with a box in which you will need to click on the 'Preset' drop down menu and select 'International Paper':

After choosing the paper you can now choose the size in which you want your paper (background) to be. To do this, click on the size drop down menu and select the size you would like. In this case i will select 'A4' as shown for you below:

All you have to do now is click 'OK' and photoshop will open you up a new file :)