Added a function to display alerts for some key combinations which can not be assigned.Fixed an issue of Back/Forward function that occurs on some models.Added support for M-MT1BRS, M-MT2BRS series.

Added support for M-MT1DRS, M-MT2DRS series.Fixed an issue with the left and the right key assignation of the modifier keys.Added support for Presentation mode function.

Partially changed the expressions in English, Korean, Simplified Chinese, and Traditional Chinese.

Fixed the problem that left / right tilt does not work properly in some applications.

Fixed an issue with the assigned function does not work when the left button, right button, middle button, button 4, and button 5 are changed to a setting other than the default setting and a specific arbitrary key is assigned.

Fixed an issue where some text colors did not change in the dark mode.

Added support for the new lots of M-Y9UB series.

Added support for TK-FDM115 and TK-FDM116 series.

Fixed an issue where the arbitrary key function would not work properly if assigned to the combination of 'Shift' and arrow keys.

Added support for M-XGM15BB and M-XGL15BB series.

Added support for the new lots of M-HT1DR series.

Universal usb optical mouse driver