The Dell.TechHub.Instrumentation.SubAgent.exe is not a trojan or any kind of malicious software. It is a legitimate Dell program that is used for collecting system information and providing support services for Dell customers.

The program is part of the Dell SupportAssist software, which is pre-installed on many Dell computers. Its purpose is to provide real-time system analysis and automatic updates for Dell systems. It also collects diagnostic information that is used by Dell support technicians to troubleshoot and resolve any issues with the computer.

According to the Moderator (who works for Dell) on the Dell Community for Dell SupportAssist:

“Dell TechHub replaces Dell Hardware Scan service and is needed to run the Hardware Scan panel”

https://www.dell.com/community/SupportAssist-for-PCs/SupportAssist-installation-failed-message/td-p/8222909

Thomas - I saw that thread earlier, but I think it doesn’t directly answer my question if it’s  safe to grant it to  access \Device\Harddisk0\DR0.

The pop up will for the dell hub tech will NOT go away and have to restart computer. SO ANNOYING. What did you do?

I need help with this....keeps popping up and have to restart to remove popup each time: 

Dell.TechHub. Instrumentation UserProcess.exe-Application Error

The exception unknown software exception (Oxe0434352) occurred in the application at location 0x00007FFB37C9CF19.

HELP!!!!