How to sing falsetto head voice for guys

[hongthienvo]

I like this straight to the point video but When I yawn it makes no sound at all

[tutorials]

Hello bro, im struggling in my falsetto voice. Does my voice is just adjusting??

[clutischannel]

Thats too low for my voice, i start singing like this upon G4 or A5

[Yuurkaroo]

what’s the difference in between this and just singing with a lot of air in your mouth?

[nathanielsalalac]

Pls help me sing better i sound bad @mindfulsingers