4/5 – simple, effective, but with minor UX caveats.
The Expand macro creates a section of text that is hidden by default. Users see a clickable bar (usually labeled "Click here to expand...") which, when clicked, reveals the content hidden underneath. Click it again, and the content collapses back away. confluence collapse text
If you maintain a changelog, the list can grow indefinitely. Collapsing old versions keeps the page length manageable while preserving the history for auditing purposes. 4/5 – simple, effective, but with minor UX caveats
The most efficient way to add a collapsible section is using the slash command in the editor: 4/5 – simple