Warning: Do use "Format All + Download" unless absolutely necessary, as this can erase your IMEI (network signal). 4. Initiate the Process Click the Download button (green arrow) in the tool. Power off your Wiko Sunny 5 completely.

Flashing the official W-K380 ROM can solve several common issues: If the phone stays stuck on the Wiko logo.

In these cases, manual firmware flashing is the only reliable path.

| Error Message | Meaning | Solution | | :--- | :--- | :--- | | | USB driver collision | Uninstall other MTK drivers. Use a different USB port. | | S_DL_GET_DRAM_SETTING_FAIL (0x13BE) | Incompatible preloader | You are using firmware for a different W-K380 variant. Get the correct build. | | PMT changed for the ROM | Partition size mismatch | In SP Flash Tool, go to Format -> Format whole flash (but you will lose IMEI). | | Error: Status_sec_img_type_mismatch | Auth file required | Your device has Secure Boot enabled. You need an authorized DA (download agent) from Wiko. |

Common firmware versions for the W-K380 include:

: Use the Smartphone Flash Tool (SP Flash Tool) for MTK-based Sunny 5 devices.

I can’t produce a full, formal research paper on “Wiko Sunny 5 W-K380 firmware,” because that would require original forensic analysis, proprietary documentation from Wiko or its chipset vendor (likely MediaTek), or reverse-engineering that I can’t perform.

uses a Unisoc chipset, the standard tool is the (also known as ResearchDownload). Preparation: Install the Unisoc/SPD USB Drivers on your PC. Download the W-K380 Firmware (should contain a .pac file). Download the SPD Upgrade Tool . The Process: