1. Open the letter template.
2. Click 'Insert' and then 'Image'.
3. Choose where to get your image from.
Upload from computer: Insert an image saved on your device.
Search the web: Search the web for an image.
GIFs and stickers: Insert a GIF or a sticker to your slide.
Drive: Use an image saved to your Google Drive.
Photos: Use an image from your Google Photos library.
By URL: Insert a link to your image or insert a gif.
4. Click 'Insert' or 'Open'.