: Open the MCT Bypass Tool and click "Bypass." Connect your phone (turned off) while holding Volume Up + Volume Down until the tool says "Bypass Success".
Click the Download button, then connect your powered-off Vivo Y1s to the PC via USB. The flash tool will instantly recognize the device and start writing the clean firmware. vivo y1s 2015 flash file dead hang logo 100 te hot
So next time you see that frozen logo, don’t rage-quit. Just flash, reboot, and reclaim your little slab of retro reliability. : Open the MCT Bypass Tool and click "Bypass