vivo s1 reset screen locks by umt and frp bypass without any tool

In this video you will find the way how to remove screen locks with umt mtk tool. You can also use other professional tool that is supportive for metamode to reset screen lock. In this video i have to make 2 tries to factory reset in some case you get through first time but if you failed to do so you can try second time in the same condition without restarting your mobile. After successful reset you can also bypass frp by following my method.
I hope you like that video. thanks for watching and dont forget to subscribe my channel for more videos.
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