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Merging duplicate tasks

Brain dumps and calls sometimes leave you with the same task twice. Ask Thinker to merge them and nothing is lost: both sets of notes, links, subtasks, comments and tracked time end up on the one that stays.

Updated 8 Oct 2026

Questions this answers

How do I merge two duplicate tasks in Thinker?
Open the chat (the purple circle) and say which two: merge the two webinar invite tasks, or merge the one called X into the one called Y. Thinker checks it has the right pair, then merges them. You can do the same from Claude or ChatGPT if you have connected Thinker there.
What happens to the notes and subtasks when tasks are merged?
Everything is kept. The absorbed task's notes are added under a line naming where they came from, links and subtasks are combined, the earlier due date and the longer time estimate win, and urgent or important stick. Comments, tracked time and Success Day entries move to the task that stays.
Can I undo a merge?
The absorbed task goes to the F*ck It Bucket with a note saying which task it was merged into, so nothing is deleted. Restore it from the bucket if you need it back as a separate task.

Duplicates happen. You mention the same thing in two brain dumps, or a call suggests a task you already had, and now there are two cards for one job. Merging puts them back together without losing anything either of them was carrying.

Asking for a merge

  1. 1Open the chat, the purple circle in the corner of every page.
  2. 2Say which two, in plain words: merge the two invoice-chasing tasks, or merge Draft the email into Write and send the launch email.
  3. 3Thinker looks both up and tells you what it found. If it is not sure which pair you mean, it asks before doing anything.
  4. 4Say yes, and it merges them. It tells you which one stayed and what moved across.

You can say which task should survive. If you do not, Thinker keeps the one with more on it and folds the other in.

What is kept

  • Notes from both. The absorbed task's notes sit under a line saying Merged from, with its title, so you can see where they came from.
  • Links and subtasks from both, with exact duplicates removed.
  • The earlier due date, and the longer time estimate.
  • Urgent, important and avoiding, if either task had them.
  • Anything blank on the surviving task is filled from the other: a category, a project, who it is waiting on.
  • Comments, tracked time and any place on a Success Day move to the task that stays.

Finding duplicates in the first place

  • The search box at the top of the menu finds tasks by a word in the title, so searching for the thing shows you every card about it.
  • The weekly Stack sweep is where most duplicates get spotted, one card at a time.
  • Thinker checks for duplicates before it creates anything from a chat, and will ask whether to use the existing one, merge, or add a fresh one.

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