How to flash Teeno T66S. Update to Android 9Pie, 10 Q, 11

Flashing Teeno T66S. How to upgrade to Android 10 Q

It’s impractical, but it remains a fact that after a year many users want to change their smartphone to a newer one, where Android is the newest and has more functions, but does this make sense? After all, you can do without financial losses by making a flashing Android. Our article will show how to reflash Teeno T66S.

Why do I need to update the firmware on the Teeno T66S?

There are several reasons:

  1. The mobile device does not turn on;
  2. The phone often reboots for no apparent reason;
  3. It is necessary to return to the state as it was and to work. For example, after unsuccessful firmware;
  4. You are an enthusiast and want to install the latest firmware.

Firmware for Teeno T66S

Flashing Teeno T66S. How to upgrade to Android 10 Q

We will perform the firmware using ZYKUFlasher – This is a free universal program for flashing devices based on the Android operating system. It supports many companies and models of smartphones and tablets. Processors Qualcomm, MTK (Mediatek), Exynos and others. There is protection against “bricking”, I already checked for myself when using the left firmware errors start to pour in. In general, the utility is useful for both beginners and pros.

Instructions for ZYKUFlasher from official site will give you the opportunity to update the firmware on Android or restore your smartphone from a brick state if it freezes when loading or does not turn on.

Flashing Teeno T66S. How to upgrade to Android 10 Q

Download firmware for Teeno T66S

On our site you can find and download official firmware versions for free:

And also update your gadget to:

All archives have a file downloadlist.txt, in which you can see links to everything listed on the firmware page for your device model. Attention, some firmware versions may be different (since the latest version may not always be compatible with your device)

You can download downloadlist.txt separately along with the firmware checker.

If you need something else that is not presented here, write to us your smartphone model and what firmware is needed on the page order firmware. We will try to post it as much as possible on the site and send it to you in a link to mail or publish it in our Telegram channel.

How to root Teeno T66S

Soon I will post a separate article for those who need to get root rights, but for now I recommend considering two options for universal and free programs. I used the first of them, following the manual from the official website of the program and was able to get root.

  1. Rootkhp pro, the last version 3.1 (at the time of writing);
    Flashing Teeno T66S. How to upgrade to Android 10 Q
  2. ZYKURoot – similar to the first program in functionality, the last version 2.5 (at the time of writing);
    Flashing Teeno T66S. How to upgrade to Android 10 Q
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