Support

We've gathered all the info you need to sign up for OKX and use payback. For unresolved issues, contact sigbtc Telegram Support.

• OKX Signup Guide

  A step-by-step guide with 9 screenshots from OKX registration to KYC verification. Learn how to sign up with referral code sigbtc to get a 50% futures fee payback, plus common mistakes to avoid.

  See the guide →

• Change Referral Code

  If you already have an OKX account, you can get a 50% futures fee payback by changing only your referral code—no need to create a new account. We've summarized the eligibility requirements (account older than 90 days & trading volume under 75,000 USDT in the last 90 days) and the 4-step application process.

  See the guide →