Zendesk Merging Suggestions, Honestly Reviewed

Zendesk merging suggestions are a genuinely useful feature with a narrow remit. Worth turning on, and not a duplicate strategy on their own.

What Zendesk merging suggestions actually do

Zendesk can surface related tickets from the same requester and offer to merge them, so an agent working a ticket sees the other one without going looking. An admin turns it on in the Support settings, and after that it appears inside the ticket for agents.

When it fires, it's excellent: the agent gets the pair in front of them and merges in two clicks instead of searching.

Where it stops

It helps the agent who has already opened one of the two tickets. Nobody is watching the queue for pairs where neither ticket has been opened yet.
It's anchored on the requester. The same problem reported by two people at one company, which is the standard B2B outage duplicate, is not the pattern it's built for.
It suggests. It doesn't act. Overnight and at weekends the duplicates simply pile up until someone arrives.
Availability and behaviour vary by plan, so check what your account actually has before you build a process on it.

Merging suggestions versus automatic merging

Zendesk suggestionsTicket Merger
Shows a likely duplicate to an agent
Works before any agent opens the ticket
Merges without a human
Matches across different requesters at one company
Your own thresholds and exclusions
Runs overnight and at weekends
Reporting on your real duplicate rate

Use both

This isn't an either-or. Turn merging suggestions on, because a free feature that helps agents is a free feature that helps agents.

Then put automatic merging underneath it for everything suggestions can't see: the pairs nobody has opened, the cross-requester duplicates, and the 60 hours a week when your team isn't at their desks.

FAQ

Frequently asked questions

How does Zendesk decide two tickets are similar?

Zendesk similar tickets are matched on the same requester plus overlapping subject text, inside a recent window. That's why merging suggestions catch the honest repeats and miss anything sent from a second address.

How do Zendesk merging suggestions work?

When an agent opens a ticket, Zendesk looks for other tickets from the same requester that look similar and offers them for merging. The agent decides. It never merges anything on its own.

Does merging in Zendesk lose the customer replies?

No. Ticket Merger uses the native Zendesk merge, so the conversation, attachments and audit history move onto the surviving ticket. The duplicate is closed with a note pointing at the original.

Can I review merges before they happen?

No. Once a pair matches your rules, Ticket Merger merges it. What you control is what qualifies: requester, the subject keywords you list, the time window, and the groups, forms or tags you exclude. To see how it behaves before it touches everything, point it at one group first and widen from there. Every merge leaves a note on the thread saying what was merged and why.

What stops it merging two tickets that are not the same?

Rules you set. Match on requester, subject keywords, status, priority, category or group, and a time window, and exclude anything you want left alone, like tickets from a specific form, group or tag. Anything that does not clear those rules is left alone.

How long does setup take?

About five minutes to connect, and the first scan of your open queue runs immediately after. Onboarding help is included on every plan.

Cover the gap suggestions leave

Ticket Merger works the queue, not the open ticket, so duplicates get caught before an agent ever sees either one.

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