- Make sure you have enough credit and have paid your bill
- Refresh the network
- Check notification of your call
- Make sure your device is not troubled
- If the problem persists, please contact us by:
a. Chat Veronika: tsel.me/chatva
b. Email : cs@telkomsel.com
c. Call 188 for Telkomsel PraBayar and Telkomsel Halo customers