Q: Can I add a "New" icon to a collage before sending it to customers?
A: Yes. Please refer to the settings shown in the image below:
Path: More Page → Collage → Collage Template Settings → Edit → Enable “Display ”New" icon for new product" → Set the Numbers of Days → Preview → Save

Click to view more related articles
How to Add a Watermark to a Collage in MS Manager?
How to Share Product Information Using a Collage?
How to Create a Collage?