We’ve all been there. You press the power button, feel that familiar vibration… and then nothing. Just the Vivo logo. Staring. Unmoving. For hours.
For owners of the Vivo Y1s (2015) – that trusty, compact companion from the mid-2010s – the infamous “dead hang on logo” (or boot loop) is a classic sign of a corrupted system partition. Before you relegate that phone to the drawer of forgotten gadgets, here’s the entertainment-world secret: a proper flash file and a little patience can resurrect it in under 20 minutes.
This indicates either a wrong firmware (using SC7731 on SC9832 hardware) or a hardware short circuit. Revert to original firmware immediately. vivo y1s 2015 flash file dead hang logo 100 te hot
A flash file (also called stock firmware or ROM) is the official operating system package for your phone. It contains:
Flashing this file overwrites all corrupted partitions and restores the phone to factory state. Bringing a Bricked Vivo Y1s (2015) Back to
Step 1: Prep the Phone
Remove the battery (yes, the 2015 model allows this), wait 10 seconds, then reinsert it. Do not power on.
Step 2: Load the Flash File
Open SP Flash Tool → Click “Scatter-loading” → Select the scatter file from your downloaded Y1s firmware folder. All partitions (boot, recovery, system) will auto-populate. Preloader and Bootloader (to revive dead phones) System
Step 3: Hit “Download”
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.
Step 4: The 3-Minute Wait
A green checkmark appears. Done. Disconnect the phone, reinsert the battery, and press power.
Result: The logo animates, then – like magic – the setup wizard appears. Your Y1s is now cleaner than the day you bought it.