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Your safe harbor for online payments. Guides and answers for getting the most out of Arca — signing in, taking payments, and connecting your store.

Account & Access

Account & Access

Can't log in? Sign-in problems and how to fix them

Wrong-password errors, reset links that won't work, choosing the right account, and getting back in.

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Account & Access

Managing team members, roles and permissions

Add people to your account, control what they can do with roles, and fix access problems.

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Account & Access

Signing in with Salesforce

How Salesforce sign-in works, how to set it up for your team, and what to do when it fails.

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Payments

Payments

Creating a payment link

Set up a shareable checkout page, choose your options, and resolve failed or declined payments.

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Payments

Understanding payment decline messages

What each decline message means and what your customer should do about it.

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Payments

Issuing refunds and voids

Return funds to a customer, full or partial, and fix refunds that won't go through.

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Payments

Managing customers and saved payment methods

Add and edit customers, save cards, and keep payment details up to date.

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Payments

Regional payment methods: ACH, Boleto and PIX

Accept bank transfers and Brazil payment methods — settlement times, required fields, and what's supported where.

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Devices

Devices

Setting up your Clover Flex 4

Unbox, charge and power on your handheld card machine, plus care and safety tips.

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Devices

Setting up your Clover Kitchen Display System

Mount, power on and connect your kitchen display (standard or 24″ XL), including Power over Ethernet and safety tips.

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Devices

Setting up your Clover Station Duo

Assemble the terminal, customer display and receipt printer, connect the hub and power it on.

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Devices

Setting up your Clover Go 3 Dock

Assemble the dock, seat your Go 3 reader, connect power and optionally secure it to the counter.

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Devices

Setting up your Clover Flex 4 Pocket

Unbox, charge over USB-C and power on the pocket-sized handheld, plus care tips.

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Devices

Setting up your Clover Kiosk

Connect power, switch on and load receipt paper on the self-service ordering kiosk.

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Devices

Setting up your Clover Go 3 card reader

Charge it, get the Clover Go app, pair over Bluetooth, and read the status lights.

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Devices

Setting up your Clover Station Solo

Connect the terminal and printer base, power it on and load receipt paper.

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Devices

Setting up your Clover Compact

Load the printer roll, add the optional PIN shield, and power on the countertop terminal.

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Devices

Setting up your Clover Mini 3

Connect the hub, power on the all-in-one touchscreen and load receipt paper.

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Billing & Subscriptions

Billing

Subscriptions and recurring billing

Charge customers on a schedule, handle failed renewals and dunning, and cancel cleanly.

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Billing

Creating and sending invoices

Build an invoice, send it, get it paid, and fix the issues that come up.

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Billing

Setting up products and prices

One-time vs recurring prices, and the rules for changing a price that's in use.

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Billing

Coupons and promotion codes

Create discounts and codes, apply them, and fix codes that won't work.

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Integrations & Developers

Integrations

Installing the Arca plugin for WooCommerce

Install, configure credentials, sell subscriptions, and fix setup and checkout errors.

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Developers

Webhooks: setup, events and troubleshooting

Register a URL, see the events you can receive, and handle delivery and retries reliably.

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Developers

Developer API quickstart

Base URLs, authentication, your first call, and the conventions you need to know.

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Reference

Reference

Statuses explained

A plain-English guide to every payment, order, invoice, and subscription status.

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