Does anyone know what the lower antenna is for?

Does anyone know what this wire is for?

I was doing a repair and had to remove the motherboard, a while removing the antenna wire the connector came free.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0