Mã: Searching Samsung modem... detected COM50 Reading phone info... Model: SM-F721B AP version: F721BXXU3CWE6 CSC version: F721BOXM3CWE6 CP version: F721BXXU3CWE6 OS version: 13 Product code: XXV Phone SN: R5CT81WY0TD IMEI: 358975991090532 IMEI2: 359697851090530 Unique number: CE042264ABB64C38287E Checking avaiable method... OK Go to 'Emergency call' and dial *#0*# If the code does not work, then reflash the phone OK Executing 1st step... OK Waiting ADB device... OK Executing 2nd step... OK Rebooting phone... OK For complete reset FRP, goto 'Settings - General management - Reset' and make 'Factory data reset'