There are two types of "note archiving" that happen on Amplenote. This page will describe the impact of each type of archiving, plus how to unarchive.
Any archived note will:
Not have its content automatically downloaded and cached
Not show up as an "Active notes" as described in the Visual Quick Guide to Amplenote Calendar
Explicitly archived notes will additionally:
Not show up in notes list
Not show up in the Quick Open menu
When a note hasn't been opened in 30 days, it has the
auto-archived tag applied to it.
Opening an auto-archived note will automatically remove the
Under the "Note options" -> "More options" you can find an explicit link to archive a note:
View this link, or enter
group:archived into your search box to see a list of all archived notes.
Open the archived note, and within the "Note options" -> "More options" menu, select "Unarchive note"