Ultimate Multi Tool V5.5.1 Guide

Supports repairing IMEI and network-related issues, including unlocking carrier-locked devices.

Allows users to read, write, and manage official stock firmware (ROM).

Ultimate Multi Tool - GSM Download - Informer Technologies, Inc. ultimate multi tool v5.5.1

Added support for OnePlus 7 (GM1901) IMEI repair.

Fixed "Enable Diag without Root" for newer Xiaomi models like the Y2 and S2. Supports repairing IMEI and network-related issues

Improved support for MediaTek Helio CPUs such as MT6765, MT6768, and MT6873 . System Requirements & Setup

The v5.5.1 update introduced several refinements and expanded device compatibility: ultimate multi tool v5.5.1

This version consolidates multiple service functions into a single, streamlined interface to help diagnose and recover smartphones and tablets.