Through Online customer service - Celcom
- Go to Celcom official website www.celcom.com.my
- Click on Log in now , below Manage my account
- Login with your username and password. If it is the first time, then register with three step easy registration process
- Once you logged in,Go to My Bills and select Credit Limit setting .
- Enter your new desired credit limit value and click change
- And click on Request TAC to receive a TAC number similar to one time password
- Now you will receive the TAC number as SMS or email
- Enter the TAC number you received just now, in the webpage window and click GO to complete the request
Through USSD code from your mobile phone
- Dial the ussd code *118# from your Celcom postpaid number
- Select the customerSvc option
- Select 2 for My credit
- Select 2 for Change credit limit
- Select 1 for personal
- Now enter the new Credit limit, as per your desire
- Select 1 to confirm the request
Now you have successfully changed your credit limit for your Celcom Postpaid number.