Square Developer Forums

Topic	Replies	Views	Activity
Developer Support Consolidation Announcements Hi all - we wanted to provide an update. We’re consolidating developer support into a single channel. Starting May 1, our Developer Forums will be the central place for all questions and discussions and as part of this c…	1	791	July 12, 2026
Welcome to Square Developer Forums Site Feedback	9	13363	August 19, 2026
Booking Add-ons: Selected modifiers not returned by Bookings API Questions booking-api	0	2	October 12, 2026
Square Sandbox UpdateBooking 403 — APPOINTMENTS_WRITE granted Questions booking-api	0	1	October 12, 2026
Discount API permissions Questions catalog-api	2	36	October 11, 2026
Square KDS completion not reflected in Orders API for IN_STORE orders Questions orders-api	0	4	October 11, 2026
CustomAttributeValues Key issue (C# SDK 45.0.1) Questions catalog-api	4	24	October 11, 2026
Sandbox subscription repeatedly deactivates with no reason or invoice Questions	0	2	October 10, 2026
MFi Approval Form- Update Questions in-app-payments-sdk , sdk , mobile-payments-sdk	0	3	October 10, 2026
API should be able to read and write team members' Bookable Hours schedule Feature Requests	2	29	October 10, 2026
Test events succeed, but live invoice changes produce no delivery logs Questions	0	2	October 10, 2026
Square API Webhooks Are Being Delivered Multiple Times, Causing Duplicate Order Processing Questions	1	12	October 10, 2026
Show a “Coupon available” prompt at POS when the customer in the sale has a coupon Feature Requests	2	8	October 9, 2026
Terminal API: EBT/SNAP and debit cash back for a custom grocery POS? Questions terminal-api , payments-api	2	21	October 9, 2026
MCP Allowlist request - cfo.ai MCP	2	22	October 9, 2026
Request for Official Weebly API Documentation and Third-Party Integration Access Questions orders-api , customers-api , payments-api , sandbox , oauth-api , webhooks-api	1	11	October 9, 2026
Authorization Cancelled Within 24 Hours Questions	0	3	October 9, 2026
booking.created error Questions	1	6	October 9, 2026
Discount Codes API Access Request Questions	3	23	October 8, 2026
Square Menu Category Position Retrieval via API Questions catalog-api	1	12	October 8, 2026
iPhone POS API returns location_id_mismatch despite matching location settings Questions	4	23	October 8, 2026
WooCommerce OAuth authorization fails only for one specific Square account Questions oauth-api	1	8	October 8, 2026
Developer account issue (country) Questions	1	8	October 8, 2026
Can a custom KDS show as a connected KDS in Square POS? Questions point-of-sale-api	1	15	October 8, 2026
Feature request: expose "Goods and services confirmation" in the Invoices API Feature Requests invoices-api , booking-api	1	10	October 8, 2026
Valid production device code is refused by Terminal: "Incorrect device code" Questions terminal-api	10	32	October 8, 2026
Inquiry Regarding KIOSK Payment Integration & Business Partnership for Japan Market Expansion Questions	1	16	October 8, 2026
Square payment fails with Gift Card error even when no Gift Card is used Questions	1	9	October 8, 2026
How does a developer get an assigned Partnerships contact while Marketplace onboarding is paused? Questions	2	18	October 8, 2026
Square OAuth Error – Unable to Find Client by client_id Questions	1	12	October 8, 2026

Developer Support Consolidation

Hi all - we wanted to provide an update. We’re consolidating developer support into a single channel. Starting May 1, our Developer Forums will be the central place for all questions and discussions and as part of this c…