System Maintenance

System Maintenance Schedule

We're committed to enhancing our services, so we regularly update and maintain our banking systems.

During these times, some services might be temporarily unavailable. We apologise for any inconvenience caused.

Digital Channels

Hang Seng Mobile App, Personal e-Banking, Hang Seng Bank Website and Invest Express mobile app

Non-Regular Schedule
Date Service Downtime Affected Services Online Channels

11 Jul 2025 (Fri)

01:00 a.m. to 05:00 a.m.

  • General Insurance application
    • Travelsure Protection Plan
  • Hang Seng Mobile App
  • Personal e-Banking
  • Hang Seng Website

12 Jul 2025 (Sat)

10:00 p.m. to 07:00 a.m. the next day

Mobile Account Opening

  • Hang Seng Mobile App

13 Jul 2025 (Sun)

02:00 a.m. to 04:00 a.m.

Online Bill Payment

  • Hang Seng Mobile App
  • Personal e-Banking

13 Jul 2025 (Sun)

05:00 a.m. to 05:25 a.m.

Personal e-Banking Services

Regular Schedule
Date Service Downtime Affected Services Online Channels
Monday to Friday About 5 mins between 9:00 p.m. and 9:30 p.m. Personal e-Banking Services
  • Hang Seng Mobile App
  • Personal e-Banking
Tuesday to Sunday About 3 mins between 12:00 a.m. and 3:00 a.m.
Saturday About 5 mins between 6:00 p.m. and 6:30 p.m.
Sunday 3:00 a.m. to 3:30 a.m.
2:30 a.m. to 6:00 a.m.
  • Mobile Account Opening
  • Open / Upgrade an Account
  • Hang Seng Mobile App
2:30 a.m. to 6:30 a.m. Hang Seng Website Services
  • Hang Seng Website
3:00 a.m. to 6:00 a.m. the next day Time Deposit Enquiry
  • Hang Seng Mobile App
  • Personal e-Banking
8:00 a.m. to 8:00 p.m.
  • Substitute Form W-8BEN Submission
  • Agreement for United States market information display services Submission
  • Invest Express mobile app
Monday to Friday 8:30 p.m. to 9:00 p.m.
  • Securities Trading (Share Margin / Trading Limit Accounts)
  • Investment Funds Trading
  • IPO Services
  • Hang Seng Mobile App
  • Personal e-Banking
Saturday 5:45 p.m. to 6:15 p.m.
Saturday to Sunday 8:00 p.m. to 12:00 noon the next day
  • FX And Precious Metal Margin Trading Services
  • FX2 - FX and Precious Metal Trading Services
  • Hang Seng Mobile App
  • Personal e-Banking
Friday 12:00 a.m. to 2:00 a.m.
  • General Insurance application:
    • Travelsure Protection Plan
    • Studysure Protection Plan
    • Personal Accident Insurance Plan
    • Home Care Plus Home Insurance Plan
    • Domestic Helper Insurance Plan
    • Part-time Domestic Helper Insurance Plan
  • Hang Seng Mobile App
  • Personal e-Banking
  • Hang Seng Website
Tuesday to Sunday 5:20 a.m. to 5:30 a.m. Travelsure Protection application
  • Hang Seng Mobile App
  • Personal e-Banking
Sunday 12:00 a.m. to 6:00 a.m.
Tuesday to Sunday About 3 mins between 12:00 a.m. and 4:30 a.m.
  • Invest Express Services

 

  • Invest Express mobile app

About 3 mins between 5:25 a.m. and 5:30 a.m.
1st & 2nd Sunday of each month 1:00 a.m. to 7:00 a.m.

 

  • Update Personal Particulars
    • Update invalid mobile number or email address
  • Hang Seng Mobile App
  • Personal e-Banking

Mobile Account Opening

  • Hang Seng Mobile App

Everyday[1]

Few minutes during 11:30 p.m. to 11:35 p.m.

  • Passbook savings account
    • Transaction history enquiry
    • Foreign exchange
    • FX transfers to other Hang Seng accounts
    • Check instruction status
  • Hang Seng Mobile App
  • Personal e-Banking

Saturday[2]

6:00 p.m. to 5:30 a.m. the next day

Business e-Banking

Non-Regular Schedule
Date Service Downtime Affected Services
13 Jul 2025 (Sun) 02:00 a.m. to 04:00 a.m. Bill Payment
Regular Schedule
Date Service Downtime Affected Services
Monday to Friday 9:00 p.m. to 9:30 p.m.
(5 minutes)
Business e-Banking Services
Saturday 12:00 a.m. to 8:00 a.m.
Sunday 12:00 a.m. to 8:00 a.m.
Monday to Friday 8:30 p.m. to 9:00 p.m.
(30 minutes)
Investment Funds Trading
Saturday 5:45 p.m. to 6:15 p.m.
(30 minutes)
Sunday 12:00 a.m. to 12:00 noon Securities and Investment Funds - Profit and Loss Calculation
Sunday 12:00 a.m. to 6:00 a.m. e-Cheque Services

Hang Seng HSBCnet

Non-Regular Schedule
Date Service Downtime
Nil
Regular Schedule
Date Service Downtime
Sunday 12:00 a.m. to 6:00 a.m.

Self Service Terminals

Non-Regular Schedule
Date Time Service Not Available
From To
29 Jun 2025 (Sun) 2:30 a.m. 6:30 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
30 Jun 2025 (Mon) 2:30 a.m. 6:30 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
6 Jul 2025 (Sun) 2:30 a.m. 6:30 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
7 Jul 2025 (Mon) 2:30 a.m. 6:30 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
13 Jul 2025 (Sun) 1:30 a.m. 7:00 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
20 Jul 2025 (Sun) 2:30 a.m. 6:30 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
21 Jul 2025 (Mon) 2:30 a.m. 6:30 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
(about 30 minutes)
Regular Schedule
Date Time Service Not Available
From To
Monday to Sunday
3:00 a.m.
6:00 a.m.
  • Automated Teller Machine
  • Foreign Currency ATM
  • Multifunction Automated Teller Machine
  • Cash Deposit Machine
  • Cheque Deposit Machine
System maintenance will be carried out in batches and will be completed within 2 hours.

Footnote

Other point(s) to note

  1. For non-regular maintenance schedule, please refer to the announcement posted on the home page of Hang Seng HSBCnet from time to time.

Remarks

  1. If the last working day of each half-year period (i.e. 30 Jun and 31 Dec) is a Mon to Fri, the service will be suspended from 9:00 p.m. to 11:00 p.m., in addition to 11:30 p.m. to 11:35 p.m.
  2. Foreign exchange related transactions for passbook savings account are processed Mon to Sat. If a public holiday falls on Sat, the service will be suspended from 9:00 p.m. on the last processing day before the holiday to 5:30 a.m. the next day.