Dear Users,

To enhance platform performance and reliability, Phemex will perform a scheduled system upgrade affecting linear (USDT and USDC-margined) perpetual futures services. Each affected user will experience up to 5 minutes of trading downtime.

Please find the details below:

• Date: December 25, 2025
• Time: 03:00 – 04:00 UTC
• Affected Users:
  - Linear Perpetual Futures (USDT and USDC-margined): Users with UID in [8,300,000, 8,800,000]
• Impacted Services:
  • Fund transfers
  • Asset conversions
  • Deposits and withdrawals
  • Trading of linear perpetual futures

Thank you for your understanding and continued support.

During the system upgrade, if you encounter any issues with deposits, withdrawals, or fund transfers/exchanges, please promptly contact our Phemex Customer Support team. We will also conduct a comprehensive review and resolution of any such issues following the completion of the system upgrade.