Camila

Guides writer

Camila writes guides for PTYcoin — plain-language explainers and how-tos, self-custody first, for everyone from newcomers to pros. Her guides are produced with AI assistance and reviewed, fact-checked, and edited by the PTYcoin editorial team before publication.

Latest from Camila

23 articles

Guides

How do you disconnect a WalletConnect session that is still active after you closed the tab? MetaMask keeps the site under Permissions and Trust Wallet under Settings, and the site can still ask for a signature

A closed tab can leave a WalletConnect session active. Disconnect it in MetaMask, Trust Wallet, Phantom, or Coinbase Wallet, then …

Nov 3, 2026 · 8 min read

Guides

Is SMS 2FA enough to protect your crypto exchange account? The text code follows your phone number, and a SIM swap or port-out can move that number before the authenticator app, the withdrawal allowlist, and the anti-phishing code are on

SMS codes follow the phone number, so a SIM swap can take them. Switch to an authenticator or a passkey, turn on a withdrawal …

Oct 27, 2026 · 9 min read

Guides

Crypto transaction stuck on pending? A gas bid that is too low, or an older nonce from the same Ethereum account, keeps a MetaMask USDT send from confirming, and Speed up is only one of the fixes

A pending send of 250 USDT can be a low gas bid or a blocked nonce. Wait, speed it up, or cancel with that same nonce. Do not send …

Oct 20, 2026 · 8 min read

Guides

USDT sent on the wrong network? A completed transfer is a finished payment on the chain you selected, and the wallet or exchange waiting on a different chain has no new balance to show you

USDT sent on the wrong network confirms on the chain you picked and stays invisible on the other. Keys you hold on an EVM chain …

Oct 13, 2026 · 8 min read

Guides

How do you tell if the USDT in your wallet is real? Same name, ticker and logo can sit on a fake airdrop, so you match the token contract to Tether's official list on that network and leave the rest untouched

A second USDT line in your wallet can be a same-name fake. Compare the contract to Tether’s official list on that network, …

Oct 6, 2026 · 6 min read

Guides

What is address poisoning? Attackers send tiny transfers from lookalike wallet addresses so you copy the wrong one from recent history, and matching first and last characters hide a different middle that steals the send

Address poisoning plants a lookalike address in your wallet history so you copy it by mistake. Learn how the fake matches the …

Sep 29, 2026 · 8 min read

Guides

What is a destination tag or memo? On XRP, Stellar, Cosmos and similar networks the receive address alone is not enough, and a missing or wrong tag is how exchange deposits look confirmed on-chain while the desk never credits you

Your exchange deposit needs both address and destination tag or memo. Miss either and the chain can confirm while your balance …

Sep 22, 2026 · 6 min read

Guides

Token approval checker: how to revoke on Etherscan, Arbiscan and Polygonscan when a leftover allowance can still let a contract pull your USDC without asking again

Open the Token Approvals page on Etherscan, Arbiscan or Polygonscan, list leftover USDC allowances, then revoke on-chain. Solscan …

Sep 15, 2026 · 8 min read

Guides

What is Bre-B? Banco de la República's instant-payment keys move pesos in about 20 seconds, and you can buy or cash out USDT only when the venue's deposit screen actually lists that rail instead of PSE

Bre-B is Colombia’s instant-payment rail: a llave, about 20 seconds, 24/7. Buy or cash out USDT only if the venue lists …

Sep 8, 2026 · 8 min read

Guides

How do you receive money in Mexico with stablecoins and SPEI? USDT or USDC lands on-chain or at a Mexican exchange, you sell for pesos, and SPEI pushes MXN to your 18-digit CLABE when CURP and bank details match

Receive USDT or USDC in Mexico, sell for pesos, SPEI to your CLABE. CURP, network choice, and matching names decide whether the …

Sep 1, 2026 · 7 min read

Guides

How do you buy and cash out USDT with Pix in Brazil? Deposit BRL at a local exchange, buy Tether, withdraw on-chain, then reverse the path to send reais back to your bank

Buy USDT with Pix in minutes at a Brazilian exchange, withdraw to self-custody, then sell and Pix the reais home. Network choice …

Aug 25, 2026 · 6 min read

Guides

How to practice a seed phrase restore before you need it

A written seed phrase is only a backup after you prove it restores the same wallet. Practice the restore on a spare or wiped …

Aug 18, 2026 · 7 min read