Canada father of the bride is applying red powder KUMKUM to the groom's forehead at the wedding

Coronavirus (COVID-19) Toronto Elopement Picture | The father of the bride is welcoming the groom and his family by applying red powder (KUMKUM) on his forehead
Image Location: 
Brides House, Whitby, Ontario, Canada

The father of the bride is welcoming the groom into his family by applying red powder (KUMKUM) on his forehead. The reason it is done on the forehead as it's believed to be the resting place of one's soul.