CSL System Maintenance and Schedule

3G & 4G Services will be affected during 02:00-04:00, actual outage time less than 15 mins

Date Affected Area
30-Sep-2025 MTR, Northern
9-Oct-2025 MTR, Island, Southern
14-Oct-2025 SaiKung, ShaTin
16-Oct-2025 Central West, TaiPo, WongTaiSin
21-Oct-2025 KowloonCity, MongKok
23-Oct-2025 KwaiTsing, YauTsim
28-Oct-2025 Central West, Eastern
4-Nov-2025 TsuenWan, WanChai
13-Nov-2025 Island, YuenLong
18-Nov-2025 KwunTong, ShamShuiPo
20-Nov-2025 Southern, KwaiTsing
25-Nov-2025 KwunTong, Shatin