bookmi.Help Center

Link a LINE user to a contact (link code)

One code from the customer links the conversation to the contact timeline; existing chats link with one click.

Updated 2026-10-101 min read

Applies to

Industries
Restaurants・Real Estate・Small Businesses
Plans
Small Businesses All plans
Feature
Customer Contact
On this page
  1. Method A: link code (customer has not added you or written yet)
  2. Method B: the conversation is already in the message center
  3. Good to know

LINE only gives Bookmi an internal ID and a display name. Linking ties that LINE user to a Bookmi contact so the conversation joins the contact timeline and the person becomes eligible for document sends, sequences and broadcasts.

Method A: link code (customer has not added you or written yet)

  1. Edit the contact → LINE link → Issue link code. You get the code, the add-friend URL and instructions you can forward as is.
  2. Send the instructions by email or phone. After adding you, the customer sends the code to your Official Account.
  3. Bookmi links the user automatically and replies with a confirmation. The display name and link time are stored on the contact.

Method B: the conversation is already in the message center

  1. Open it; the right panel suggests contacts by display name. Link with one click or search existing contacts by name, email or phone.
  2. For new people use Register as lead: the name is prefilled from LINE, add email or phone, and the link is created at the same time.

Good to know

  • Other unassigned conversations from the same LINE user are gathered under the contact.
  • If the same LINE user was linked to another contact, the old link is removed automatically.
  • Unlink only removes the association; history is kept.
  • A link code works once; issue a new one to link again.
  • You can tag and enroll automatically at the moment of linking (see "Tag and enroll automatically on link").
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