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Ok guys, I have successfully updated mine, so this is what you have to do.
1. Download V1.4 Update
-http://www.mediafire.com/downloa ... A_20150731_1245.zip
2. Install it
-Copy file with the update on the External SD-card. Be sure that the name of the file is «ota-update».
-Unplug USB cable. Be sure that the battery has at least 50% charged.
-Go the Settings.
-Press “About phone” => “System updates” => “Start update”
-Wait several minutes. During this time phone will be restarted few times.
Don't worry, this update will not remove your apps or files
3. Update to V1.5 |
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