Public Mobile works on following frequencies: For 3G use (UMTS/HSPA): 850MHz/1900MHz bandsFor 4G/LTE use: 1700MHz/2100MHz bandsFor 4G/LTE use: 700 MHz bandSamsung Galaxy J700m have the following frequencies:For 2G/3G/3.5G use (UMTS/HSPA): GSM,GPRS,ED...
This may sound a bit silly, but did you just pulled the sim card out of the phone when it was on?Perhaps shutting down the device, pull out and reinsert the sim card, power on the device and wait for it to cycle. Furthermore make sure you're not on a...
