Summarize the following:
Swipe down from the top of the home screen, then tap {"smallUrl":"https:\/\/www.wikihow.com\/images\/6\/68\/Android7settings.png","bigUrl":"\/images\/thumb\/6\/68\/Android7settings.png\/30px-Android7settings.png","smallWidth":460,"smallHeight":460,"bigWidth":"30","bigHeight":"30","licensing":"<div class=\"mw-parser-output\"><p>I edited this screenshot of an Android icon.\n<\/p><p>License: <a rel=\"nofollow\" class=\"external text\" href=\"http:\/\/en.wikipedia.org\/wiki\/Fair_use\">Fair Use<\/a><br>\n<\/p><\/div>"}. This method will help you reset the personalized settings on your phone or tablet without deleting your personal data.    It’s the blue button at the center of the page. Depending on your security settings, you may have to prove your identity using another method, such as by scanning your fingerprint.  It’s the blue button in the middle of the page. Your Samsung Galaxy phone will restart.

Summary:
Open your Galaxy’s Settings. Tap General management. Tap Reset. Tap Reset Settings. Tap RESET SETTINGS. Enter your PIN. Tap NEXT. Tap RESET SETTINGS.