

What is less evident is that this file is version specific – try opening an InDesign CC file in InDesign CS6 and you’ll be met with an error message as newer files don’t open in older versions. In a normal workflow when we save an InDesign document the resulting file is saved in INDD format.


Knowing a little about how this file format works, and what is included in the resulting file can help you navigate a workflow that needs to cater for different versions of InDesign. If you work in InDesign and have a need to share files or collaborate on projects then you may have come across the humble IDML file extension.
