If you are experiencing situation such as yellow outline appears everywhere and your d2pad has voice on the background on each of your step, you have accidentally turned on the "Talk Back" function. Please try to do followings to disable it:
- Please scroll down by using two fingers and look for "accessibility".
- Double-click on Accessibility and double click on "TalkBack" option.
- On the top right, double click on the "On" button and turn off talk back.
- Double-click on Ok.
Please be noted that "Talk Back" function is not set by default, you may also perform factory reset if above is not working.