Notice: Scheduled CelcomDigi Systems Upgrade on 30 April 2026
Modified on Fri, 24 Apr at 12:00 PM
This is an important notice for CelcomDigi customers.
Dear Customers,
Please note that we are upgrading our IT systems on 30 April from 10:00 p.m. (up to 24 hours) to serve you better. We recommend completing all bill payments, reloads, and roaming pass purchases before the upgrade begins on 30 April at 10:00 p.m.
Please be assured that our mobile network remains fully operational during this period.
Services AVAILABLE during the scheduled IT systems upgrade via selected channels:
1. Billing and Payment Services
Bill payment for Postpaid, Fibre and 5G Home Wi-Fi can be done via JomPAY:
- Digi Biller Code: 1016
- Celcom Biller Code: 2881 (Available on 1 May from 6:00 a.m.)
2. Prepaid Reload
Prepaid reload can be done via UMB/USSD on 1 May from 12:00 a.m.:
- Digi Reload: *123*<15-digit PIN number>#
- Celcom Reload: *122*<15-digit PIN number>#
3. Roaming Services
The following services will be available for roaming customers via UMB/USSD:
- *125# to call Contact Centre
- *800# to purchase roam pass (Available on 1 May from 8:00 a.m.)
4. Add-on Services
Add-on services will be available via *118# (UMB/USSD) on 1 May from 8:00 a.m.
5. Digital Content Subscriptions (CelcomDigi Bundled Services, Pay via CelcomDigi Subscriptions and SMS Content Services)
Access to Disney+, iQIYI, Microsoft, Netflix, Prime Video, Spotify, tonton, Viu and Vision+ services will not be interrupted.
Channels NOT AVAILABLE during the scheduled IT systems upgrade:
- CelcomDigi App
- CelcomDigi Website
- CelcomDigi Online Store
- CelcomDigi Kiosk
- CelcomDigi Business Portal
Services NOT AVAILABLE during the scheduled IT systems upgrade:
1. Registration Services
- New line registration (including add new family lines)
- Prepaid SIM registration
- Change of plans
- Transfer of ownership
2. Add-on Services
- Purchase of add-on services via all channels (except via UMB/USSD)
- Purchase from Apple App Store/Google Play Store/Huawei AppGallery using Pay via CelcomDigi
3. Billing and Payment Services
- Bill payments for Postpaid, Fibre and 5G Home Wi-Fi via all channels (except via JomPAY)
- Prepaid reloads via all channels (except via UMB/USSD)
4. Account Management Services
- Termination
- Line suspension due to lost and stolen
- SIM replacement
- Check internet quota and balances
- Fibre relocation
- Family group management
5. Roaming Services
Purchase and activation of roaming passes via CelcomDigi App and CelcomDigi Business Portal (except via UMB/USSD).
Note: Customers who are travelling during the upgrade period are advised to pre-book roaming passes in advance before 10:00 p.m. on 30 April via the CelcomDigi App.
6. Port-in and Port-out (MNP) Services
- Enterprise customers: Service unavailable from 28 April to 1 May
- All other customers: Services unavailable from 30 April to 1 May
- Port-in, port-out and request resubmissions will resume on 2 May
7. Credit/Talktime Advance Services
Access to these services will be temporarily unavailable and will resume once the systems upgrade is completed.
IMPORTANT! Please remember to make your payments, reloads, purchase add-ons and complete any urgent service transactions before 10:00 p.m. on 30 April. We appreciate your cooperation in planning these activities in advance to ensure a smooth experience during the scheduled IT systems upgrade, and regret any inconvenience caused.
Thank you for your patience and understanding.
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