Boot into TWRP and select Wipe > Advanced Wipe (Cache, System, Data).

If you are an Android enthusiast looking to breathe new life into an old device or simply want to escape the bloatware of stock firmware, you have likely stumbled upon the keyword Viper OS (often stylized as ViperOS) was one of the most beloved custom ROMs in the Android community, known for its smooth performance, premium visual customization, and a unique "Viper" aesthetic.

You can find older or unofficial builds for specific devices (like Xiaomi or Motorola) on TheCustomRom or their Telegram Channel. 🛠️ Essential Requirements

The central hub for information and device-specific builds is ViperOS Gitlab.