Mrt Key Ver 377 Updated Jun 2026

Ver 377 includes native recognition for the latest USB controller chips found on modern motherboards. If you recently upgraded your workstation and found your legacy key unstable, this update resolves those enumeration issues.

is officially classified as a Stability & Compatibility Release .

Using MRT Key Ver 3.77 to repair devices involves modifying system partitions. Always when possible, as unlocking and flashing usually results in data loss. Ensure you are complying with local laws regarding IMEI repair and device ownership. mrt key ver 377 updated

The team has just rolled out , and this update brings several critical improvements, especially for those working with modern HDDs and SSDs.

Plug your MRT hardware dongle into a USB port. Ver 377 includes native recognition for the latest

The MRT does have a presence in the Windows Registry, but it is not used to store its internal version number. Instead, these "registry keys" are used for policy control and troubleshooting.

: Added dedicated support for Redmi 6 , Redmi 6A , and Redmi Note 8 Pro . Using MRT Key Ver 3

These additions make Ver 377 more versatile for technicians who routinely service OPPO and Vivo devices.

A completely free, open-source tool dedicated to flashing MediaTek devices using DA and Auth files.

If the software does not start properly, check that: