Or you can press the power button for like 10 seconds, that should force a restart and android asks for password/pin/unlock pattern after restart or after 48 hours.
Fun fact: Abbott sells methylphenidate chlorohydrate with a retardant effect so that it lasts for approximately 16 hours instead of 4, and they called it Aradix Retard lmao. I know why they called it that but I can't help but laugh every time I see it.