How do I customize the background image that appears on the sleep screen of my tolino? You have the option of changing the background image in sleep mode (sleep screen) directly on the tolino eReader. To do this, select “Settings” from the main menu and then “Further settings”. There you have the option of selecting the tolino face, your last read eBook or your own image as the background image. To set your own picture as the wallpaper: Save your chosen sleep screen on your computer in your files under “Pictures”. You can use your own image files as sleep screen, they should have a format of 1264 x 1680 pixel and be saved as png. Then connect your computer to your eReader using a USB cable. On your computer, right-click on the sleep screen you just saved in the “Pictures” folder and select “Copy”. Now select your connected eReader on your computer. There you select the DCIM folder with a double left click. In this folder, right-click and save the image with the “Paste” option.Now take your eReader into your own hands. In the menu of your eReader, simply open the “Settings” section. There, select “More settings”. Click on the next page until you see the category “Sleepscreen”. To set up your sleep screen as a personal sleep screen, select “Own picture from folder” and select the appropriate picture from your files. Now you have finished setting up your personal sleep screen.