What signs show that boyfriend/partner is talking to another woman / has interest in someone else?

[Anonymous]

And before it’s taken out of context. I mean talking to in the sense that they’re talking to someone else in a flirty or maybe even romantic way, or that another woman has caught their interest

[HelloImGoodThanks]

When you notice they are hiding their phone or deleting messages when they never used to. Liking all of her photos she post and commenting on them could be a sign someone is flirting with that person.

[LexiXide]

Maybe a little less distant from you are acting a little bit weird like out of the normal