1.How to Hide/Show Left Content ?
Go to the WordPress Dashboard >> Appearance >> Customize >> Theme Frontpage >> Why Choose Section >> Left Content >> Hide/Show.
2.How to Change Image ?
Go to the WordPress Dashboard >> Appearance >> Customize >> Theme Frontpage >> Why Choose Section >> Change Image .
3..How to Hide/Show Right Content ?
Go to the WordPress Dashboard >> Appearance >> Customize >> Theme Frontpage >> Why Choose Section >> Right Content.