Settings/Apps. Find the app. Uninstall it. Some apps, that are bloatware, are installed as system apps and can't be uninstalled unless you root the phone.
Warning: Know what you're doing. Sometimes removing what you think is bloatware will render the phone useless. Is there an app? No. But some developer in the S8+ area at
XDA Forums may have posted a list of the apps you can safely remove.