Dear OKX User, We want to give you advance notice of a scheduled system maintenance window that will affect certain platform features.

token Head over to Overview Select Token unlocks Token unlocks menu in the Overview of the crypto page, on the app pageWhy is the token unlocks schedule important?

If an order fails, we'll send you an email to let you know and we'll continue to execute future orders on schedule.

Example 2 - Scheduled Parameter settings Crypto allocation: BTC | 50%; ETH | 30%; SOL | 20% Rebalance mode: Scheduled | 4 hours Investment amount: 10,000 USDT Running bot Phase 1 - Exchanged into target crypto. The invested amount was traded into 5 BTC worth 5,000 USDT (assume the price of BTC is ₮1,000), 6 ETH worth 3,000 USDT (assume the price of ETH is ₮500), 20 SOL worth 2,000 USDT (assume the price of SOL is ₮100). Phase 2 - Trigger rebalancing.

To further enhance trading performance and user experience, OKX is scheduled to perform the server migration at the end of June 2026. The migration will be zero-downtime. API endpoints and fields will not be affected by the migration. All latency-sensitive services will be migrated from Hong Kong to Tokyo. Regards, Team OKX

Note: If you have previously scheduled a video call session, you may follow the steps below to join. Go to the Support center Select Join video call appointment under Self-service tools Select join video call appointment Enter the authentication code to join the video call Enter the authenticator code to join the video call Note: the email OTP will be sent to the verified contact email you used during your chat or ticket with customer service.

The new fee schedule will apply automatically starting May 19.Questions? For questions, contact your Relationship Manager or VIP support. Thank you for your continued support. OKX US Team

Affected tokens: UXLINK Affected trading pairs execution schedule: We will delist the following USDⓈ and USDT spot trading pairs according to the schedule below: Spot trading pairs Delisting time UXLINK/USDⓈ (UXLINK/USD) April 3, 2026, 08:00 - 10:00 UTC UXLINK/USDT April 6, 2026, 08:00 - 10:00 UTCAdditional details We advise users to cancel any open orders pertaining to the affected trading pairs before the delisting. Otherwise, the system will automatically cancel these orders.

To enhance feed efficiency and stability, OKX is scheduled to deprecate the checksum field across WebSocket order book channels. The deprecation will take effect on the demo environment on 2 June 2026 and on the production environment on 23 June 2026. The change applies to the books, books-l2-tbt, and books50-l2-tbt channels . After the deprecation date, the checksum field will remain present in push messages but will always return 0 and must no longer be used for data integrity validation.

Affected tokens: ICE Affected trading pairs: ICE/USDT, ICE/USDⓈ (ICE/USD) Execution schedule: We will delist the following USDⓈ and USDT spot trading pairs according to the schedule below: Spot trading pairs Delisting time ICE/USDⓈ (ICE/USD) December 14, 2025, 08:00 - 10:00 UTC ICE/USDT December 16, 2025, 08:00 - 10:00 UTC Additional details We advise users to cancel any open orders pertaining to the affected trading pairs before the delisting.

Here's what you need to know about the transfer scope and schedule:Transfer scope The scope includes crypto that you haven't used within a week, with a quantity less than 0.0001 and a value less than 0.01 USD.Transfer schedule Transfers are conducted on the 14th day of every month at 3:00 pm UTC. The transfer process may take a few days. Untradable crypto dust refers to crypto that has a value too small to trade.

Affected tokens: RSS3, MEMEFI, GHST, RIO and SWEAT Affected trading pairs execution schedule: We will delist the following USDⓈ and USDT spot trading pairs according to the schedule below: Spot trading pairs Delisting time RSS3/USDⓈ (RSS3/USD) March 19, 2026, 08:00 - 10:00 UTC MEMEFI/USDⓈ (MEMEFI/USD) March 19, 2026, 08:00 - 10:00 UTC GHST/USDⓈ (GHST/USD) March 19, 2026, 08:00 - 10:00 UTC RIO/USDⓈ (RIO/USD) March 19, 2026, 08:00 - 10:00 UTC SWEAT/USDⓈ (SWEAT/USD) March 19, 2026, 08:00 - 10:00 UTC

Affected tokens: ACA, CLV, FOXY, PSTAKE, RACA Affected trading pairs: ACA/USDT, ACA/USDⓈ (ACA/USD) CLV/USDT, CLV/USDⓈ (CLV/USD) FOXY/USDT PSTAKE/USDT, PSTAKE/USDⓈ (PSTAKE/USD) RACA/USDT, RACA/USDⓈ (RACA/USD) Execution schedule: We will delist the following USDⓈ and USDT spot trading pairs according to the schedule below: Spot trading pairs Delisting time ACA/USDⓈ (ACA/USD) December 9, 2025, 08:00 - 10:00 UTC CLV/USDⓈ (CLV/USD) December 9, 2025, 08:00 - 10:00 UTC PSTAKE/USDⓈ (PSTAKE/USD) December

Auto top-up isn't a scheduled recurring transfer. It's event-driven — it only triggers when your Pay balance falls below your configured threshold. It doesn't run on a fixed time schedule. Enable your auto top-up feature via the Balance details page from the Pay option.

Affected tokens: BAL, PERP, FLM, DEP, NC, LOOKS Affected trading pairs: BAL/USDT, BAL/USDⓈ (BAL/USD) PERP/USDT, PERP/USDⓈ (PERP/USD) FLM/USDT, FLM/USDⓈ (FLM/USD) DEP/USDT, DEP/USDⓈ (DEP/USD) NC/USDT, NC/USDⓈ (NC/USD) LOOKS/USDT, LOOKS/USDⓈ (LOOKS/USD) Execution schedule: We will delist the following USDⓈ and USDT spot trading pairs according to the schedule below: Spot trading pairs Delisting time BAL/USDⓈ (BAL/USD) November 19, 2025, 8:00 - 10:00 am UTC PERP/USDⓈ (PERP/USD) November 19, 2025, 8: