You won't be able to publish an interactive .dink file, if it exceeds the 250 MB limit.
To help you out, we have a few tips & tricks that might come in handy:
When you are using graphics from agencies that where designed for printing, you may want to compress them to be used on your iPad - preventing needless loading because of big resolution images in your presentation.
Select an image in your presentation > Format > in the adjust tab press "compress Pictures" > select the option with '150 ppi'.
(If you want to do this for all images at once: Deactivate the checkbox the "apply only to this picture")
Make sure all video's have a normal file size. You can use a free programme to easily change the size of a video. We are quite fond of Handbrake.
- Remove special effects on images
Make sure you don't use special effects on your images; like rounded corners or 3D when it is not necessary.
If this is the case, you need to save the image with the effect from PowerPoint and insert it again.
To do so, right click the image > 'Save as picture':