Surely you enjoy browsing the Internet, playing games, and communicating from the comfort of your Samsung phone or tablet, right?
But you probably don’t want your online activity to be tracked and observed by search engines (Google, Bing, Yahoo!), your Internet service provider (ISP), or the developers of the apps you use.
The Samsung or Google FRP Lock (FRP = Factory Reset Protection) is a security feature available on Samsung Android Smartphones and Tablets running Android 5.1 (Lollipop) or higher.
You want to use your Samsung Galaxy S8 Plus during your vacation or business trip outside the USA. But you can not because it is SIM Locked to T-Mobile Carrier.
No problem you can use it with any SIM card worldwide if you Unlock it, And this guide will show you how to SIM unlock your Galaxy S8 Plus using the T-Mobile Device Unlock application.