UMT v5.5.1 is packed with features that make it a favorite among GSM technicians. Below is a summary of its core capabilities.
Ultimate Multi Tool is a premium hardware-bound software solution (requiring a UMT Dongle or UMT Box) used for servicing Android smartphones. It supports a vast array of brands, including Samsung, Xiaomi, Huawei, Oppo, Vivo, Realme, OnePlus, and Motorola, as well as devices powered by Qualcomm, MediaTek (MTK), Unisoc (SPD), and Kirin chipsets.
Bypasses Factory Reset Protection (FRP) and traditional screen locks. The tool resets the specific security flags within the persistent data ( persistent or frp ) partition rather than wiping the entire system when data preservation is supported.
Perform a factory reset (Format File System) to clear all user data. ultimate multi tool v5.5.1
The v5.5.1 update introduced several refinements and expanded device compatibility:
: Windows 10 or Windows 11 (64-bit strictly recommended) with driver signature enforcement disabled during setup.
Ensure all necessary smart card and USB drivers are installed to recognize the hardware. UMT v5
Every minor point update addresses user feedback and bugs reported in previous iterations. In v5.5.1, several quality-of-life improvements have been made:
UMT (Ultimate Multi Tool) is a dongle protected software that supports both GSM and CDMA handsets for Network Unlocking, Flashing, 5.imimg.com 2.1 Activate UMT Plus - Laubrass
: Restores original IMEI numbers (restricted to legal repair tasks in many regions). It supports a vast array of brands, including
As the table shows, the offers professional-grade features at no cost, making it the go-to choice for repair technicians.
Run the module as Administrator to ensure all drivers load correctly.
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: This update notably improved IMEI repair for the OnePlus 7, added FRP support in Sideload Mode for various ZTE models, and fixed bugs in Samsung FRP methods. Critical Technical Improvements in v5.5.1 Improvement Details OnePlus Added IMEI repair for OnePlus 7 (GM1901). ZTE