Vivo Y1s Custom Rom Link -

The Vivo Y1s, a budget-friendly device released in late 2020 vivo y1s custom rom

Keeping ROMs secure and updated

• Use ROMs from reputable developers and active threads (maintainers with regular updates).
• Read changelogs and user reports before upgrading.
• Avoid unofficial “random” builds without user feedback or source code availability.
• Check permissions and audits for bundled apps — uninstall or disable anything suspicious.

In reality:

First boot takes 5–10 minutes. Do not interrupt it. No official or widely stable custom ROM exists

Conclusion: Installing a custom ROM on your Vivo Y1s can be a great way to breathe new life into your device and access new features and improvements. However, it's essential to proceed with caution and carefully research the custom ROM you want to install. If you're new to custom ROMs, it's recommended to start with a popular and well-maintained ROM like LineageOS. Use ROMs from reputable developers and active threads

• Hard Brick: The MediaTek Helio P35 is sensitive. If you flash the wrong vbmeta or lk.bin, your phone becomes a paperweight. Recovery requires an expensive "SP Flash Tool" and a specific auth file that Vivo does not share.
• Lost Features: Funtouch OS features like AI Beauty, Game Mode, and the dedicated FM Radio app will disappear forever.
• No OTA Updates: You must manually re-flash new versions via PC, wiping data each time.
• SafetyNet Failure: Banking apps (Google Pay, PhonePe, etc.) will detect the unlocked bootloader. You will need Magisk and "Universal SafetyNet Fix" to hide it, which is a cat-and-mouse game.

Important Pre-Requisites

Before you rush to download a file, installing a custom ROM on a vivo Y1s requires specific groundwork. Do not skip these steps: