2️⃣Add BNB Smart Chain to Your Wallet

Watching the video will make it easier!

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🌐 Add the BNB Smart Chain Network

EXTOCIUM operates on the BNB Smart Chain network.

To play the game properly, you must set up the BNB Smart Chain network in your wallet.

Follow the steps below to complete the setup.

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✅ STEP 1. Install a Wallet App

First, install the wallet app you will use.

• MetaMask

• Trust Wallet

Please install the app only from the official app store or official website.

⚠️ Important Notice

When you install a wallet, a Recovery Phrase (Seed Phrase) is created. This phrase is the only way to recover your wallet.

• Write it down on paper.

• Store it in a safe place.

If you lose it, your wallet and assets cannot be recovered.

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🦊Add BNB Smart Chain to MetaMask

✅ STEP 2. Open the Network Settings

1️⃣ Launch the MetaMask app. 2️⃣ Tap the network selection area at the top of the screen.

This area is where you manage the network currently in use.

By default, MetaMask is set to Ethereum Mainnet.

👉 When using EXTOCIUM, the network must always be set to BNB Smart Chain.

✅ STEP 3. Select BNB Smart Chain (Mobile)

1️⃣ Go to the [Tokens] screen at the bottom of the MetaMask app.

2️⃣ Tap the network name area at the top of the screen. (Example: Ethereum, BNB Chain)

3️⃣ Select BNB Chain from the list. Once selected, the wallet network will automatically switch to BNB Chain.

🔎How to Check the Network Setup

If all of the following are true, BNB Chain has been set up correctly.

• BNB Chain / BNB Smart Chain is shown at the top of the wallet or token screen.

• The screen displays your BNB balance.

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❓ If BNB Smart Chain Does Not Appear (Manual Add)

If BNB Chain is not shown in the network list, you can add it manually.

1️⃣ Tap Add Network. 2️⃣ Select Custom Network in the top-right corner. 3️⃣ Enter the information below and tap Save.

👉Network Name : Binance Smart Chain 👉RPC URL : https://bsc-dataseed.binance.org 👉Chain ID : 56 👉Symbol : BNB 👉Block Explorer URL : https://bscscan.com

📌 If the network appears as BNB Smart Chain, the setup is complete.

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🛡️ Check BNB Smart Chain in Trust Wallet

Trust Wallet includes BNB Smart Chain by default. However, it may not be visible, so you need to check whether it is enabled.

✅ STEP 1. Open Manage Crypto

1️⃣ Launch the Trust Wallet app. 2️⃣ On the main screen, tap Manage Crypto. 3️⃣ A list of available networks and tokens will appear.

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✅ STEP 2. Enable BNB Smart Chain

1️⃣ Find BNB Smart Chain in the list. 2️⃣ Check whether the switch on the right is turned on. 3️⃣ If it is off, turn it on to enable it.

⚠️ Important Note

• There may be multiple networks with similar names.

• ❌ BNB Beacon Chain

• ❌ Other networks with similar names

👉 Make sure to select BNB Smart Chain only.

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✅ Setup Complete

Return to the wallet screen. If Smart Chain (BNB) is displayed, the setup is complete.

You can now use BNB Smart Chain in Trust Wallet.

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📌 Key Summary (Trust Wallet)

• BNB Smart Chain is provided by default

• You must check and enable it in Manage Crypto.

• Always select BNB Smart Chain, not similarly named networks.

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📌 Network Setup Checklist (All Wallets)

The setup is complete if:

• BNB Smart Chain or BNB Chain is shown at the top of the wallet.

• No error message appears when switching networks

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🚀 Move to the Next Step

BNB Smart Chain is now ready in your wallet.

In the next step, we will guide you through how to connect your wallet to EXTOCIUM.

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3️⃣Connect Your Wallet to EXTOCIUM

^{※ This guide was written based on the game status as of December 17, 2025, and its contents may change with future updates.}