In order to redeem codes for your Love and Deepspace account, you first need to finish Chapter 1 of the story, which encompasses the first nine missions in the game. From then on, you can open your Profile from the in-game menu and go to Settings > More > Redeem Code. Enter your code into the text box that pops up and hit the Exchange button. Assuming your code was valid, your rewards will be instantly delivered in-game. If this didn't happen, double-check for any typos – and failing that, check our list of expired LaDS codes to see if maybe that particular code has been and gone already. Don'
When selecting your team for a battle in Love and Deepspace, you can only choose two Solar Memories to equip, so they'll often form the backbone of your party set-up. However, just because you equip two Solar Memories together doesn't mean they're a Memory Pair: that status only belongs to Memories which share the two-letter code on the card indicating that they can be equipped together to activate a bonus effect. Only 4- and 5-Star Solar Memories can be part of a Memory Pair in Love and Deepspace, meaning that no 3-Star Solar Memories are paired. Pairs are always of the same Stellacrum (colou