What is the reason why the photos taken with vivo mobile phone present the opposite?

The photo presentation of vivo mobile phone after taking photos is the opposite, because of the problem of mobile phone settings.

1. Turn on the phone, find the camera icon and turn on the camera.

2. After turning on the camera function, there will be a gear sign in the upper right corner of the screen. This is the setting key. Click Set Flag.

3. After turning on the setting sign, there will be the option of taking a selfie mirror. Taking pictures after turning on the "selfie mirror" is not the opposite.