Help please

[Troy2801]

I am not very clued you but my new pc has arrived can anyone tell me what the button next to the power button is please sorry for being dumb

 

[Troy2801]

Help sorry didn’t upload in first post

 

[steaky360]

Its probably a reset button - but what case do you have?

 

[steaky360]

Help sorry didn’t upload in first post

Just saw the pic - its a reset button.