While the version might seem like a quick fix for a design emergency, the high risk of malware and system instability makes it a dangerous choice. For a reliable and secure experience, it is always best to stick to official Adobe distributions or reputable open-source alternatives.
Because Adobe does not officially release "portable" versions of InDesign, any file found with this description is a created by third parties. This introduces several risks:
You can carry your entire design suite on a flash drive. The Risks of Downloading "Portable.rar" Files
A "portable" app is traditionally a software program designed to run without being installed on the host operating system. Users often look for these because:
A free, open-source desktop publishing tool for those on a strict budget.
They can be run on restricted work or school computers.
A one-time purchase alternative to InDesign that is highly professional, lightweight, and often goes on sale for a fraction of the cost of a Creative Cloud subscription.
They don't leave registry entries or junk files behind.