Now, how do I unlock my Samsung Galaxy S21 5G without losing data? Last night, I set a new password on my Samsung Galaxy S21 5G, but today I forgot it, and I am locked out of my phone. Let’s start with a common question: how to unlock Samsung Galaxy S21 5G phone if forgot pattern lock, password, screen lock, or PIN without factory reset and data loss. 1.3 Related posts: How to Unlock Samsung Galaxy S21 5G without Losing Data