Vivo Y1s Custom Rom

A: Yes. Download the stock firmware ( .pac or scatter format) and flash it using SP Flash Tool. Make sure you have a full backup of your NVRAM.

Is your starting to feel a bit sluggish? Are you tired of the heavy Funtouch OS interface or stuck on an older version of Android? You aren’t alone. While the vivo Y1s is a solid budget device, its software experience can leave power users wanting more. vivo y1s custom rom

Flashing your device and carries a risk of "bricking" (making the phone unusable). If you encounter a "Just a second" boot loop after flashing, you may need specific fix files to bypass the setup screen. A: Yes