My machine does not recognise Headphone

oddbenk
oddbenk Member Posts: 29 Troubleshooter
edited November 2023 in 2020 Archives
Machine.: Predator Helios 300 PH315-52-72S6
Bios Ver.: SMBIOSBIOSVersion - V1.06

When I plug my headphone in, the machine does not recognise  it. I can't change the speaker output. nothing. any help? Oo