The set command writes user-modified configuration data to the modem's
Non-volatile Memory (NVM) so that the data persists through the power off cycles. When
using Production Test Image (PTI) firmware, this command must be used instead of
AT+CFUN=0
to store configuration data to NVM.
The command stores to NVM configurations that are set with the following commands:
Syntax:
%XFSSYNC
The following command example synchronizes and stores AT command configurations to the modem's NVM:
AT%XFSSYNC
OK