If you are a sun cellular subscriber or user and you are planning to go to Puerto Princessa Palawan or Palawan per see be reminded that to be able to use your sun cellular sim you need to change its setting to use the signal of smart to be able to receive text or call. Smart and Sun are under the PLDT group and they are now using each others resources.
Here is a simple tutorial in changing your setting:
1. Go to PHONE SETTING
2. Choose CONNECTIONS (Depending on the phone, some phone that have this connection choice just go to the next step)
3. then NETWORK SELECTION/ OPERATOR SELECTION
4. select MANUAL
5. it will look for network available in the area like GLOBE and SMART/SMART , choose SMART/SMART GOLD
6.Wait for a few minutes and check if you have a signal (SMART).
7 You can now text , call and receive text and call.