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Module 4: Staying safe · Lesson 13 of 14

Withdrawals and networks

3 min read

To withdraw crypto safely, pick a network that the receiving platform supports for that exact coin, double-check the address, include any required memo tag, and send a small test transfer first. Crypto transfers generally cannot be reversed, so mistakes can be permanent.

Same coin, different networks

Many tokens exist on more than one blockchain. USDT, for example, is commonly available as:

  • ERC20, on the Ethereum network, which is widely supported but often has higher fees.
  • TRC20, on the Tron network, typically cheap and fast.
  • BEP20, on BNB Smart Chain, also usually low-cost.

These are separate networks. USDT sent on TRC20 must arrive at an address that accepts TRC20 USDT. If you choose a network the recipient does not support, the funds may be lost or require a slow, uncertain recovery process.

Tip: before withdrawing, open the deposit page on the receiving platform, select the coin and note which networks it lists. Then choose one of those on the sending side.

Check the address carefully

Copy and paste addresses rather than typing them, then compare the first and last several characters on both screens. Some malware swaps a copied address for the attacker's own, so a final visual check matters. Use your withdrawal allowlist for addresses you send to regularly.

Send a test transfer

Example: for example, you plan to move 5,000 USDT to another exchange. First send 20 USDT. If the network fee is 1 USDT, the test costs a little extra, but once the 20 USDT arrives you know the network and address are correct. Then send the remaining amount.

Memo and tag fields

Some coins, such as XRP, XLM and others, use a shared deposit address on exchanges. A memo or destination tag tells the exchange which customer the deposit belongs to. If the receiving platform shows a memo or tag, you must enter it exactly. Leaving it out can mean the coins arrive at the exchange but are not credited to your account.

Fees and timing

Withdrawals carry a network fee, and some exchanges add their own charge. Confirmation times vary by network and congestion, so allow time before assuming something has gone wrong.

Risk: blockchain transfers sent to the wrong address or network usually cannot be reversed.

Key takeaways

  • Choose a network that both sides support for that specific coin.
  • Verify the address on both screens before confirming.
  • Send a small test transfer before a large withdrawal.
  • Always include a memo or tag when the receiving platform asks for one.

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Educational content only — not investment advice. Leveraged trading carries a high risk of loss.