Custom firmware for CAT B15
This article is for those who have decided to firmware update and get root access on CAT B15.
Why it’s time to update the firmware?
- Reason number 1 – it wanted to install the new firmware to expand the functionality and capabilities of the smartphone;
- The second reason – there is a need to restore the device after a failed firmware
- Reason Three – incorrect behavior of the device constant rebooting for no reason, glitches;
- The fourth reason – the device does not turn on and no signs of life.
What firmware have for Android
You can download the firmware Android 5.1 Lollipop, 6.0 Marshmallow, 7.0 Nougat, Android 8.0 O, MIUI on CAT B15, completely read the article. Brand new firmware – it’s a bunch of new features for the price of old, here we mean that it is not necessary to buy a new smartphone, you can put the firmware on the new device to the old and not waste money.
Download custom firmware
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All instructions to install firmware are below. firmware download for CAT B15 is available via torrent instruction.
Instructions for installing firmware
To download select the desired firmware and click on the link.
- Download the firmware Android 8.0 O (OREO)
- Download the firmware Android 7.0 Nougat
- Download the firmware Android 6.0 Marshmallow
- Download the firmware Android 5.0 Lollipop
How to install:
- Download the firmware file and a special program
- Launch the program
- Select the required version of the firmware
- Follow the instructions in the file archive
Video as a flash CAT B15
How root CAT B15
First, a little background information:
- What is the root and the opportunities it will bring.
- Check for Ruth rights – here.
- How to remove Ruth rights.
Now, to business, to become root, we will use the program Rootkhp Pro 1.8, available on the official website Rootkhp.pro.
- Connect your phone to a PC
- Run Rootkhp PRO 1.8 (run without installation)
- Press Root button, waiting for a notification
- After that, a message waiting for that root rights are obtained