Suddenly my apple watch series 6 is off. the screen is black. i try to charge it but it doesnt show it was charging. i have check my charger it was ok. what will i do to restart my watch

Follow these steps:

If your Apple Watch won't charge or it won't turn on - Apple Support

If you still need help, contact Apple Support.

My watch series 6 has a black screen , it is just over a year old, they are far too expensive for this to happen soon . It has never been dropped or near water .what is the cure for this

Force restart by holding down the Digital Crown and Power Button, or visit If your Apple Watch won't turn on - Apple Support.

If that still doesn’t work, visit Apple Support.