Samfirm-a.i.o-v1.4.3 Link -

Use the "Service" tab if you are trying to bypass a lock screen, or the "Flash" tab to install your new firmware. A Note on Safety

: Connect the phone in MTP mode, select "Bypass FRP," and follow the on-screen prompts to open the YouTube/Browser app. samfirm-a.i.o-v1.4.3