non-intrusive

US /ˌnɑːn.ɪnˈtruː.sɪv/
UK /ˌnɑːn.ɪnˈtruː.sɪv/
1.

tidak mengganggu

not causing someone to feel uncomfortable by getting too close to them, asking them for information they do not want to reveal, etc.:

:
The police detective asked a few non-intrusive questions to each member of the victim's family.