Help Center
Why do I need two cards for CoolWallet Go?
CoolWallet Go comes with two identical cards—and this is designed to give you extra flexibility and peace of mind. Here’s why: 🔒 Backup & Recovery Think of the second card as your built-in safety net. If your primary CoolWallet Go...
Can I import my CoolWallet Pro recovery phrases to CoolWallet Go?
Technically, yes — but we strongly discourage it.Here’s why using the same recovery phrase across multiple wallets (like CoolWallet Pro and CoolWallet Go) can compromise your overall security, especially your cold storage setup. 🔐 What happens if I import the...
How many chains and cryptos does CoolWallet Go support?
CoolWallet Go supports 35+ major blockchains, along with custom EVM chains you can manually add to manage assets. Supported chains include:Bitcoin, Ethereum, BNB Chain, Polygon, Solana, Toncoin, Kaspa, Doge, Sui, Core, Avalanche C-Chain, Arbitrum, Optimism, Tezos, Cardano, Tron, Aptos, Polkadot,...
What is the difference between CoolWallet Pro and CoolWallet Go
Both CoolWallet Pro and CoolWallet Go are built on the same robust security foundation, including: CC EAL6+ certified secure element for military-grade protection of your private keys Tamper-proof design with cold press technology that disables the wallet if physically compromised...
Why Were My Assets Transferred to an Unknown Address?
CoolWallet generates recovery phrases following the BIP39 protocol, which means anyone who has your recovery phrase can import it into any compatible wallet and potentially access your assets through the same addresses. If your assets were transferred to an unknown...
Why Did My Wallet Address Change After Recovery?
When you recover a cryptocurrency wallet, its address is directly derived from your recovery phrase. This recovery phrase (also known as a seed phrase) is the only information needed to restore access to your funds. If you see a different...
How do I re-pair my CoolWallet with a new phone?
When transferring data from an old iPhone to a new one using Apple's built-in restoration method, CoolWallet data cannot be transferred due to security considerations. You can follow these two methods: 1. Obtain a new pairing password through the old...
CoolWallet cards can only display the balance of BTC on the BTC network (i.e. BTC Custom Segwit, BTC Nested Segwit, and BTC Taproot). The total of the BTC balances will be a combination of the total amount of BTC in...
Why didn't my card show my BTC balance?
Please note that CoolWallet is a completely offline storage device. After completing transactions, it is necessary to pair your phone with the card to "manually " update/synchronize your asset to your card. To synchronize your asset to your card, please...