Huawei Y550-L03 has been upgraded to B261 claro variant only, users with other models try at your own risk. No information has been provided with this update from huawei.

Update Features

New software version update is available for your device.

[What’s new]

• EMMC Fix – Read/write failure in storage is fixed. If sdcard is inserted in device you will get a popup to select default storage location after hota update.
• Google security patches updated.

Huawei-Y550-L03-firmware-B261

• Download Link : Y550-L03 V100R001ARGC25B261CUSTC25D002 | Alternative Link
• File Size : 107 MB
• Supported Models : Y550-L03 (Claro-Argentine)
• Update type : Incremental OTA

Installation Guide

• You must be running B249
• Make sure custom recovery not installed
• Battery should be at least 60% charged
• Make dload folder on sd card
• Copy downloaded “update.zip” file  to dload folder
• switch off your phone then press and hold (volume up, volume down, and power) until you see update start screen