![S21 Ultra won't unlock, after inputting my PIN the OK button remains greyed out and won't respond. Restarted with power and volume down button but that didn't do anything. Anyone know what S21 Ultra won't unlock, after inputting my PIN the OK button remains greyed out and won't respond. Restarted with power and volume down button but that didn't do anything. Anyone know what](https://preview.redd.it/s21-ultra-wont-unlock-after-inputting-my-pin-the-ok-button-v0-cbemb7equ56a1.png?width=640&crop=smart&auto=webp&s=9f4b8533cf9295d270441a8a8af7249092245d0e)
S21 Ultra won't unlock, after inputting my PIN the OK button remains greyed out and won't respond. Restarted with power and volume down button but that didn't do anything. Anyone know what
![Amazon.com: HATOSHI for Samsung Galaxy S21 Ultra Screen Protector, 2 Pack Flexible TPU Screen Protector +2 Pack Camera Lens Protector for S21 Ultra 6.8-inch, HD Clear Full Coverage Film Support Fingerprint Unlock : Amazon.com: HATOSHI for Samsung Galaxy S21 Ultra Screen Protector, 2 Pack Flexible TPU Screen Protector +2 Pack Camera Lens Protector for S21 Ultra 6.8-inch, HD Clear Full Coverage Film Support Fingerprint Unlock :](https://m.media-amazon.com/images/I/717kLeAj60L.jpg)
Amazon.com: HATOSHI for Samsung Galaxy S21 Ultra Screen Protector, 2 Pack Flexible TPU Screen Protector +2 Pack Camera Lens Protector for S21 Ultra 6.8-inch, HD Clear Full Coverage Film Support Fingerprint Unlock :
![Samsung Galaxy S21 Series With One UI 3.1 Could Have Bixby Voice Unlock Feature: Report | Technology News Samsung Galaxy S21 Series With One UI 3.1 Could Have Bixby Voice Unlock Feature: Report | Technology News](https://i.gadgets360cdn.com/large/samsung_galaxy_s21_ultra_ice_universe_1_1603364162312.jpg)
Samsung Galaxy S21 Series With One UI 3.1 Could Have Bixby Voice Unlock Feature: Report | Technology News
![Amazon.com: [2+1 Pack] Galaxy S21 Ultra 5G(6.8") Tempered Glass Screen Protector [Ultrasonic Fingerprint Unlock] [9H Hardness] [3D Curved] for Samsung Galaxy S21 Ultra 5G 6.8 inch HD Tempered Glass Protector : Cell Amazon.com: [2+1 Pack] Galaxy S21 Ultra 5G(6.8") Tempered Glass Screen Protector [Ultrasonic Fingerprint Unlock] [9H Hardness] [3D Curved] for Samsung Galaxy S21 Ultra 5G 6.8 inch HD Tempered Glass Protector : Cell](https://m.media-amazon.com/images/I/81yTL5y8aZS.jpg)