Hello Bobby,
That behaviour is as expected and is by design.
To make use of the PC suite you need to take the microSD card out of the ML619 and insert it into your PC either directly (if you have a suitable card reader installed in your PC), or by using a USB or SD adapter.
See the user manual for further details (page 45): https://www.auteltech.com/u/cms/www/201707/25203633d2hd.pdf