Update: The following guide only applies to MS760 or MS900 sold before October 1st, 2019. For MS760 or MS900 sold after October 1st, 2019, please download 1.0.6(1) version of driver at https://www.havit.hk/downloads/ , and no extra software required to play PlayerUnknown's Battlegrounds. To play PUBG with MS760 or MS900 gaming mouse, please install the following software: HV-MS760(MS900)-0028-to-0027HV-MS760(MS900)-4-P3327-update-toolMS760 or MS900 driver (1.0.6 version) All of these software can be downloaded at https://www.havit.hk/downloads/ Here are the steps to install use these software: Unzip "HV-MS760(MS900)-0028-to-0027", and run the "BY_ISP_TOOL.exe"Wait till the firmware update process finish (shows "PASS"), and then hit Enter to close the program.Unplug and replug the mouseUnzip "HV-MS760(MS900)-4-P3327-update-tool", and run the "BY_ISP_TOOL.exe"Wait till the firmware update process finish (shows "PASS"), and then hit Enter to close the program.Unplug and replug the mouseInstall MS760 or MS900 driver (1.0.6 version)