1, nook2 with computer
2. Create a new Chinese and English folder under the screen saver folder in the machine memory.
3. Copy the picture (preferably 800×600 black and white vertical display, ink painting or calligraphy is recommended.
If the color levels are too rich, 16 grayscale will be displayed.
4. In the main interface, press the main menu N key → Settings → Screen → Screen Saver, and select your folder.