Abstract: An electronic apparatus and a controlling method thereof are provided. The electronic apparatus includes a memory storing an artificial intelligence model, a display configured to display a keypad screen, and a processor configured to, based on a swipe interaction contacting a first key and connecting a plurality of keys being on the keypad screen, remove from the input window, a first word that is pre-input to the input window, obtain a word candidate list corresponding to the swipe interaction by inputting information regarding a trajectory of the swipe interaction to an artificial intelligence model, and control the display to display, in the input window, a second word having a highest score in the word candidate list.