I9300XXUGOL2 firmware version Samsung Galaxy S3 GT-I9300 For Czech Republic (T-Mobile) Firmware info (PDA: I9300XXUGOL2 CSC: I9300TMZGOC1 CHANGELIST: 2823469 BUILD DATE: 04.12.2015) Device : Samsung Galaxy S3 Device Model : GT-I9300 Android OS : 4.3 Jellybean Country : Czech Republic (T-Mobile) Region : TMZ File name : TMZ-I9300XXUGOL2-20151203235933.zip File…