Knowledge base

My Transaction 8

• My transaction is stuck
• The amount is too low
• Sorry, payment was not received
• Still didn't get my refund
• KYC checks

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My Wallet 4

• My wallet address is recognized as invalid
• What does ‘Not yet redeemed?’ mean
• I sent my ABC coins to a non-ABC wallet
• ETH contract addresses

Other 10

• Customer service doesn't reply
• Can't log in
• Can’t enable / disable 2-FA
• Didn't receive recovery password email
• Server error

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Bitcoin and its Forks 0

Ethereum and ERC20 tokens 0

Anonymous cryptocurrencies 0

Separate Coins 0

Affiliate Program 2

• Referral Link
• Widget

Open source API 1

• Changelly’s API: how does it work

Choosing a wallet 3

• Bitcoin, Ethereum and other Cryptocurrency Wallets
• Basic terms for beginners
• Wallets working with Changelly

How to avoid fraud 1

• Phishing in Cryptocurrency: How to Avoid Scams and Save Your Money

Definitions 12

• What is a Hard fork/Soft fork in cryptocurrency?
• What is an ICO cryptocurrency?
• What is smart contract in blockchain?
• What does а DDoS-attack mean?
• What is a Parity check?

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