When pressing the update button it keeps saying phone is up to date ( suspect now that google have stopped updating it ! The details show that it uses a proprietary operating system. When checking with what is my android version.com it says- Android 4.4.2 KitKat chrome 30.0.0.0.-Sakari ! If The Above Solution Doesn't Work Then Click Here For Best - - Improve the function of online upgrade Android 4.4 and 7.1 - Fix an issue of occasional duplicated tab on home page - Fix an issue of occasional input failure on tablet device - Fix a game compatibility issue with Brawls Star, Fate Grand Order, Blade&Soul and etc. - Fix a system compatibility issue with some Windows 7 environment If you want to stay up to date and enjoy the latest features of your device, it is important to update the operating system regularly. If you are running Android 4.4 KitKat, you may want to update it to the latest version, Android 10. Here are the steps to properly prepare your device so you can upgrade successfully. Please note that the method described here has been tested (by me, more than once) on Galaxy S4 (Android 4.2.2), Galaxy S3 (Android 4.1.2 to ICS), Note 2 (Android 4.1.2 to 4.1.1) and Galaxy S2 (ICS to GB). I have not been able to test for downgrading to GB from JB. All the same, I would like to warn you that the procedure is considered risky Products not listed in the matrix do not have available upgrade plans. Technically there are other ways to upgrade that is if you do not want to wait for Lenovo's release (older models may no longer get updates) but this is something that we do not officially advise our customers. Hopefully everything goes well. Hassen_Lenovo Dịch Vụ Hỗ Trợ Vay Tiền Nhanh 1s.

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