System core

com.qti.diagservices

Risk: Safe
Source: Third party
What it is: System core

What it is

Starts process when plugged into a PC (with debugging on, haven't tried off) and then runs until stopped.

Diagnostic services Presumably tests to collect hardware data.

size of this package is 12 KB and have Diag_OnBoot, QTIDiagServices.

Has permission: RECEIVE_BOOT_COMPLETED.

Commands

adb shell pm uninstall --user 0 com.qti.diagservices

To put it back:

adb shell cmd package install-existing com.qti.diagservices

Every removal listed here is per-user only: the system image is untouched, and the restore command puts the app back from the copy already on the device. Nothing is downloaded.

This is not the directory. Here we say what a package is in general; what happens on your particular television is on your model's entry, and that one wins. The same package can be dead weight on one set and hold the home screen up on another.