If you’re using HDM SP4 or earlier (10.1.25.813) please launch installation file in Command Prompt mode to generate the installation log file.
If you’re using HDM SP5 or newer, please reproduce the issue, then gather most recent HDM15 log files found at C:\Users\<username>\AppData\Local\Temp.
Create screenshots or photos if possible.
Then send the created files to Support Team. Make sure to provide detailed step-by-step description of the issue you’re encountering.