samsung galaxy s4 SGH-I337 latest firmware download
Samsung Galaxy S4 SGH-I337 latest official firmware
Samsung Galaxy S4 android Kitkat 4.4.2 firmware download
Model SGH-I337
Model name GALAXY S4
Country USA (AT&T)
Version Android
Changelist 0
Build date N/A
Product code ATT
PDA I337UCUAMDB
CSC I337ATTAMDB
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samsung galaxy s4 SGH-I337 new official firmware download