Search for the SIM cards

After a lazy morning, we decided to go search for a SIM card since we would be in Chile for some weeks. First we tried at the mobile counters in the bus terminal. Every SIM card we tried failed to work on the our device. We tried all the operators as well but nothing seemed to work.
After that, we went to the city center and tried at a few operators. Here we were informed that due to a recent legislation, the SIM cards would work only with mobile phones bought in Chile. We tried all the operators with no success. One old SIM seemed to work on my phone. It wouldn't connect calls or SMS but there was data available on it but with a max of only Edge connection 😑Baca lagi