Download the latest version of from the official support site or trusted GSM Forum threads. Launch DongleManager.exe .

: The "story" of a failed setup usually involves Windows driver signature enforcement. Pros always disable it before installing the MTK and SoC drivers to ensure the phone is recognized in "Flash Mode". The "BEST" Configuration : Download the latest Infinity [BEST]

To set up the tool correctly as per the official Infinity-Box support guide :

Change the DA selection to "Auto" or use an updated custom DA file. Ensure LibUSB filter is active. Poor cable quality or low power.

The strength of the Infinity-Best ecosystem lies in its constant evolution. The developers frequently release updates that add new models and fix existing issues. Recent updates on GSM forums (as of 2025-2026) include:

Right-click the Infinity USB Serial Port and select . Go to Port Settings > Advanced .

Which you are trying to install (e.g., CM2MT2 v2.50, BEST2 v3.0) The operating system you are using The exact error message or code you are seeing