Table of Contents


OneKey Classic 1S Quick Start Guide

This guide will help users properly and securely start using the OneKey Classic 1S.

1. Introduction and Prerequisites

Precautions before use

Before beginning the setup process, it is important to inspect the packaging and the holographic seal to ensure that our device has not been tampered with by others. If any signs of tampering are found, discontinue use of the device immediately and contact Bitcast for assistance and immediate device replacement.

What to prepare

  • OneKey Classic 1S device
  • OneKey App downloaded and installed (for Desktop, Browser Extension, or Mobile)
  • Recovery Phrase (Seed Phrase) sheet included in the box
  • Pen for writing down the Seed Phrase

2. Device Initialization

Steps 1 to 4 are for setting up the OneKey Classic 1S device directly, which applies to both Desktop and Smartphone connections.

Step 1: Power on and select language

  • Press and hold the power button until "Power on" appears to turn on the OneKey Classic 1S.
  • Select your desired language as prompted on the screen. It is recommended to choose "English".
  • Press the right button on the OneKey Classic 1S to proceed.
Complete Guide OneKey Classic 1S

Step 2: Create a New Wallet

  • Select "Create New Wallet" to create a new wallet.
  • Choose the number of words for your Recovery Phrase (e.g., 12 or 24 words).
Complete Guide OneKey Classic 1S
  • Use the Seed phrase record sheet to write down the 12/24 words as shown on the screen.
  • Accurately record "Word #1" in terms of both order and word.
  • Repeat this step until you have recorded all 12-24 words as previously selected.
Complete Guide OneKey Classic 1S

Security Advice (Seed Phrase)

  • The Recovery Phrase (or Seed Phrases) must be kept secure as it is the only key that can restore your assets.
  • Never make a digital copy of Seed Phrases and never upload them online.
  • Store it in the safest place possible, and no one should have access to it except people you trust.

Step 3: Verify and Confirm Recovery Phrase

  • When the screen displays "Check Words Again", verify and compare the words written on the Seed Phrase sheet with the words shown on the OneKey device to ensure the order and words match.
Complete Guide OneKey Classic 1S
  • Verify and confirm the Recovery Phrase word by word by selecting the correct word when prompted by the device.
  • Repeat this step until the message "Awesome! Your backup is complete." appears.
Complete Guide OneKey Classic 1S

Step 4: Set a PIN Code

  • Set a PIN code (4 to 9 digits) to unlock your OneKey device.
  • Select the PIN digits (1 to 9, no 0).
  • If setting only 6 digits, select ☑️ in the 7th digit to confirm.
  • Re-enter the PIN code to confirm.
Complete Guide OneKey Classic 1S
  • When the screen displays "Wallet is ready! Download ....", it means the hardware wallet setup is complete. Please follow the on-screen instructions and proceed to the next step (Step 5).
Complete Guide OneKey Classic 1S

Security Advice (PIN Code)

  • The PIN code is used to unlock the OneKey device and can be changed later.
  • If the PIN code is entered incorrectly 10 consecutive times, the hardware wallet device will be completely reset.
  • Avoid using devices that have pre-set PIN codes or Recovery Phrases.

3. Connecting to Desktop, Smartphone, Extension

Step 5: Connect to the OneKey App

  • Download and install the OneKey App.
  • Connect the OneKey Classic 1S to your computer using a USB cable (Bluetooth cannot be used for computer connection).
  • For Browser Extension, you will need to download and install OneKey Bridge (if using the Desktop version of OneKey App, OneKey Bridge is not required).
  • Open the OneKey App Desktop application and click "Create wallet".
Complete Guide OneKey Classic 1S
  • Select "Connect hardware wallet".
Complete Guide OneKey Classic 1S
  • Click on the device name (e.g., K1551).
Complete Guide OneKey Classic 1S
  • Enter the PIN code on your OneKey Classic 1S device.
Complete Guide OneKey Classic 1S
  • Confirm on the OneKey Classic 1S device to verify device authenticity.
Complete Guide OneKey Classic 1S
  • Click "Continue" when "Verification successful" is displayed.
Complete Guide OneKey Classic 1S
  • Wait until the OneKey App finishes creating the wallet account.
Complete Guide OneKey Classic 1S

Step 6: Check Wallet Address

  • In the OneKey App Desktop, click "Receive" and "Verify on device".
Complete Guide OneKey Classic 1S
Complete Guide OneKey Classic 1S
  • Compare the address displayed on the OneKey app with the address shown on the OneKey Classic 1S device.
  • Confirm on the device if both addresses match.
Complete Guide OneKey Classic 1S

The OneKey Classic 1S setup and OneKey app connection process is complete.

4. Connecting to Smartphones

Step 5: Connect to the OneKey Mobile App

  • Download and install the OneKey App (mobile version).
  • Click on the account name and select "Add wallet."
  • Ensure your phone's Bluetooth is on and bring your OneKey Classic 1S device close to your phone.
  • Select "Connect hardware wallet."
Complete Guide OneKey Classic 1S
  • Press the "Start connection" button.
  • Tap the device name (e.g., K1010) to continue.
  • Enter the pair code displayed on your hardware wallet into the OneKey app to pair the device.
Complete Guide OneKey Classic 1S
  • Confirm on the OneKey Classic 1S device to verify the device.
  • Click "Continue" when "Verification successful" is displayed.
  • Wait until the OneKey app finishes creating the wallet account.
Complete Guide OneKey Classic 1S

Step 6: Check Wallet Address

  • In the OneKey App Mobile, click "Receive."
  • Select the coin for which you want to check the receiving address (e.g., Bitcoin).
  • Select the address type.
Complete Guide OneKey Classic 1S
  • Select "Verify on device."
  • Compare the address displayed on the OneKey app with the address on the OneKey Classic 1S device.
  • Confirm on the device if both addresses match.
Complete Guide OneKey Classic 1S

The OneKey Classic 1S setup and OneKey app connection process is complete.

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