Vertaalresultaten star_border the home/start button (upper one) of my vivoactive 4s no longer works. can I switch my individual activities on and off in another way?

the home/start button (upper one) of my vivoactive 4s no longer works. because of this I can no longer switch activities on and off. I can't even get to the operating menu. can I switch my individual activities on and off in another way?