Make a backup of data via PC Companion before proceeding.ĭownload FlashTool version 0.9.13.0 in which Xperia Z1 and Z Ultra has been added.Īfter downloading above FlashTool, install it.ĭownload the Xperia Z1 14.1.G.2.257 ftf from below links.ĭownload Xperia Z1 C6903 14.1.G.2.257 firmware ftfĭownload C6903_14.1.G.2.257_GLOBAL-LTE (1277-1398).ftfĭownload Xperia Z1 C6902 14.1.G.2.257 firmware ftfīelow file extracted from :. How to flash Xperia Z1 14.1.G.2.257 ftf using Flash Tool Manually ?įlashing doesn’t need Root and it doesn’t voids your warranty.

Xperia Z1 14.1.G.2.257 firmware major update rolled out – Improves Camera, Display and Power Consumption. We have created below a tutorial for newbie’s to let them teach how to flash Xperia Z1 14.1.G.2.257 ftf using Flash Tool Manually ? Xperia Z1 C6902 users in India are asking us about the update, so at present there is one commercial and journalist band Xperia Z1 C6902 14.1.G.2.257 firmware ftf is available for manual flashing so is the case with Xperia Z1 C6903 ftf ( specific region’s ftf also available ). Though Sony has listed 14.1.G.2.257 firmware on its different region website but many users still have not got it yet, may be because 14.1.G.2.257 firmware is still seeding and may roll out in different regions not at the same time. Sony has officially rolled out Xperia Z1 14.1.G.2.257 firmware update two days ago and it is a major update over previous 14.1.G.1.534 firmware. 14.1.G.2.257 firmware brings noticeable changes to camera, white balance calibration of displays screen, Wi-Fi range, power management and improves performance overall.

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