How To Unbrick Poco: M5s Work

Disclaimer: Bricking a device carries a risk of permanent damage (hard brick). This guide is for the POCO M5s (codename: stone) only. Flashing files intended for a different model will permanently damage your phone. Proceed at your own risk.

If the phone repeatedly reboots or won't turn on even after flashing: Stuck Power Button how to unbrick poco m5s

How to Unbrick POCO M5s: The Ultimate Guide to Reviving Your Phone Disclaimer: Bricking a device carries a risk of

Part 3: The "Auth Bypass Fails" (Hardest Case)

If SP Flash Tool gives ERROR: STATUS_SEC_AUTH_FILE_NEEDED or S_BROM_DOWNLOAD_DA_FAIL: Download the MediaTek USB VCOM drivers (version 1

Method B: Manual Installation (If Auto fails)

1. Download the MediaTek USB VCOM drivers (version 1.1123.0 or higher).
2. Open Device Manager on Windows.
3. Connect your bricked Poco M5s to the PC.
4. You will see "MTK USB Port" or "Unknown Device" with a yellow triangle.
5. Right-click → Update driver → Browse my computer → Let me pick → Have Disk → Navigate to the driver folder.
6. Select "MediaTek DA USB VCOM Port."