The most important information about the firmware and the problems that it fixes:
-Fix Wi-Fi.
-Fix bluetooth.
-Fix camera problems.
-Fix slow device problems.
-Fix problems related to IMEI and Bashband.
-Fix problems with sound.
-Fix problems closing applications.
-Update Android version to the latest version.
-Delete the root if present.
-Solve the problems of standing on the Xperia logo.
-Android downgrade version via firmware called roll back.
Of course, if the problems are related to the software.
Notes:
Notes:
In case of any problem or inquiry, you can contact us
Stock Firmware
- G3221_42.0.A.1.54_1309-4388_Service Exchange Unit V7.0
- G3221_42.0.A.1.69_1307-8487_Customized-CE1 V7.0
- G3221_42.0.A.3.30_1307-8487_Customized-CE1 V7.0
- G3221_42.0.A.4.89_1308-0474_Customized-FR V7.0
- G3221_42.0.A.4.101_1308-0674_Customized-TR V7.0
- G3221_42.0.A.4.133_1308-4504_Customized-DE V7.0
- G3221_42.0.A.4.153_1308-0796_Customized-NOBA V7.0
- G3221_42.0.A.4.167_1308-4504_Customized-DE V7.0
- G3221_48.1.A.0.129_1308-4504_Customized-DE V8.0.0
- G3221_48.1.A.2.21_1308-4504_Customized-DE V8.0.0
- G3221_48.1.A.2.35_1308-0474_Customized-FR V8.0.0
- G3221_48.1.A.2.50_1308-4504_Customized-DE V8.0.0
- G3221_48.1.A.2.73_1308-4504_Customized-DE V8.0.0
- G3221_48.1.A.2.109_1307-8487_Customized-CE1 V8.0.0