My Fiance Ex Putting Up Pictures Of Them Together On Instagram.

First of all, you should send a legal notice to ex-boyfriend of your fiance about taking down the pictures as soon as possible otherwise file a criminal complaint about defamation

Send her Ex-bf a legal notice intimating about taking down the pictures asap or to face the legal consequences. Hope he will take that pictures down by getting a legal notice from an advocate as nobody wants to get into legal trouble with ex.

First send a legal notice through a lawyer for your fiance X boyfriend, after which you could file a defamation case against him in the civil court.

To take down those pictures immediately.

Send him a legal notice immediately.