Pulse sensor problem -BEGINNER

hii, my pulse sensor s(signal) wire accidently got cut from the head of the pulse sensor. As a beginner im not sure how to solve it? any suggestion on how to fix it ? would appreciate it

pulse sensor.PNG

Solder it back on!

Don’t reply saying you can’t solder it! Ask someone you know, or buy a soldering iron.

okay thanks …i have the soldering tools …will try to solder it back.

Ok, I knew that.