instabox) unless you still have OAuth credentials for this older API. This page documents the live Connect form for slug instabox_legacy. Shared chrome: Carrier credentials. Inventory: Connect a carrier or integration. Walkthrough: Carriers.
You do not pick a sender address on this form. Add addresses under Manage → Addresses. The address is chosen on the shipment or on a shipping rule.
Prerequisites
- Existing Instabox OAuth credentials from the standalone Instabox API (not the current Instabox API Key form).
- Client ID, Client Secret, and Customer Number (parcel id prefix, for example
PA02) — those names are the helpers on the form. - Learn more opens instabee.com.
Connect from All Carriers
1
Open All Carriers
Sidebar Carriers. Page title Carriers / Integrations. Header tabs: My Carriers (
?tab=my-carriers) and All Carriers (?tab=all-carriers).2
Find Instabox (Legacy API)
Card title Instabox (Legacy API) — not the current Instabox card. Yellow Deprecated badge. Buttons: Connect and Learn more.
3
Click Connect
Modal id
connect-carrier-modal. Title Create new carrier. Subtitle Fill out the information below to create a new carrier.4
Fill required fields
Shared fields first, then Client ID, Client Secret, and Customer Number. Sandbox Mode sits under Optional Fields.
5
Create
Click Create (shows Creating… while the request runs) or Cancel. Success toast: Carrier created successfully. Failure copy: Failed to create carrier. Please try again.


Instabox (Legacy API) on All Carriers — Deprecated badge, Connect, Learn more


Create new carrier for Instabox (Legacy API) — Client ID, Client Secret, Customer Number


Instabox (Legacy API) optional field — Sandbox Mode
Shared fields
Legacy credentials
Client Secret uses a password input because the label contains “Secret”. Helpers are catalog copy.
This form does not have a single API Key. That field is on Connect Instabox.
After you connect
The connection appears on My Carriers (Connected, Edit Carrier). Deprecated connections also show a Deprecated badge when you pick the carrier on a shipment. Products are not on this form — Carrier products and services. Legacy products (names as on Product *):
Countries: Sweden, Norway, Denmark, Finland. Weight helper: 0.1 - 20 kg.
Locker delivery needs a Service Point on the Drop Point card. Error: This carrier product delivers to a service point — select a droppoint before sending. Pick a service point.
Tracking is push (same Instabox-format callbacks as the current Instabox card). No webhook URL on Edit your carrier — Carrier tracking webhooks.
This carrier does not generate customs documents or commercial invoices in Zippendo. It does not appear in Pickups.
Edit
My Carriers → Edit Carrier. Title Edit your carrier.- General — Carrier name (helper: Update the name of your carrier), Brand when brands exist.
- Carrier settings — Client ID, Client Secret, Customer Number, Sandbox Mode.
Delete
Delete on Edit your carrier. Title Delete Carrier. Body: This will permanently delete carrier “{{name}}”. This action cannot be undone. Type the carrier name in uppercase to enable Delete. Toast: Carrier deleted successfully. Booked shipments keep labels and tracking. After you migrate, connect Instabox and then delete this legacy connection if you no longer need it.Common errors
Putting a current Instabox API Key into Client ID / Client Secret will not work. Use Connect Instabox for that key.