EasyMSR.com
Please go to the following page to select the software to download: https://www.deftun.com/pages/Download-softwares-34964.html
MSR605X, MSR X6 and MSR X6BT software download links.
For Windows computer: https://fileus.tinylock.cn/msr/x6x6bt605x/windows.zip
For Mac computer: https://fileus.tinylock.cn/msr/x6x6bt605x/mac_msrx_v1.8.zip