The method for uploading images to digital picture frames, depends on the particular device. There are three different ways to upload pictures:

1. Some devices provide the capability to upload in more than one way. Some digital picture frames have internal memory. With this method, a computer or camera can be hooked up to the frame. Pictures are uploaded to the frame using software that comes with the frame. 

2. The memory slot method uses a memory card with pictures on it. The frame reads the memory card and displays the pictures. 

3. Using the Internet method, which is available through WiFi or a direct Internet connection, pictures can be sent through the Internet to the device.