crwdns2934241:0crwdne2934241:0 S W

crwdns2934249:0crwdne2934249:0:

From the phone dialing screen tap the menu (3 dots), and there should be an option "Add Call".  Dial that number you want to add, or via contacts.

When the second call is established, there should be a "Merge Call" option.

crwdns2915684:0crwdne2915684:0:

open