How to Level Up and Promote Your Characters in Arknights Endfield

Starting as Endminstrator in Arknights Endfield, the main character who loses their memories and finds themselves on a dangerous planet under constant attack from creatures, you soon complete the main tutorial and begin the first chapter. While doing technology restoration and combat-related quests alongside other members of Endfield Industries, you quickly realize that upgrading your character is absolutely essential to progress further.