Can the owner of Facebook know if I spy on Facebook?

Computer

I went to Facebook to find out about a friend I know, and I saw it on Facebook. I heard that it could be caught as spying on a friend. Can the Facebook owner know if I spy on Facebook?

184 3 8 years ago

popular Meaning of a.k.a

pu1. There's no way to know

2017-11-25

pu2. I heard there's an application where you can spy on Facebook, but I don't know if it's working

2017-11-25

pu3. Oh... I see... Thank you

2017-11-25

Computer Is there a good fruit to grow at home?

Computer Can leather bags be washed?

Computer Can I choose different internet and iptv company?

Computer Please recommend your favorite blusher

Computer Which sneakers are popular?

newest Where is it advantageous to sign up for KT LTE Egg Plus?

newest Tips for making sticky rice cake skin

newest If I delete the message I sent, will it be deleted from the other person's message?