When you "down-save" a file, you aren't just changing a file extension; you are translating code. Some data may be lost in translation:
Click the button in the upper right corner of the workspace. Select Share for Review .
If you are a Creative Cloud subscriber, Adobe provides a seamless background service that handles this for you. If you attempt to open a newer .indd file in an older version of InDesign CC (while logged into your account), a dialog box will appear asking if you want to convert the file. How it works: how to convert indesign file to older version link
You cannot convert a file without opening it first. If you have CC 2024, you must open the file there.
Always do a thorough proof of the converted file. Check page breaks, text wrapping around images, and any complex layout elements. When you "down-save" a file, you aren't just
file to the client. The client simply opens the IDML file in their older
When dealing with dozens of legacy files, manual export becomes inefficient. Third-party plugins and standalone software can automate this process. Popular Alternative Tools If you are a Creative Cloud subscriber, Adobe
If someone can run the newer InDesign for you, have them use File → Package. That bundles the .indd, fonts, linked images, and a report — handy for rebuilding or troubleshooting.