Aang restored Korra's bending and gave her the ability to restore that of others. ... There, she finally managed to connect with her spiritual side, and as such, Aang and the other previous Avatars helped to restore her bending, as well as bestow upon her the ability to restore other people's bending.

What episode does Korra get her powers back?

"Endgame" is the 12th and final episode of Book One: Air of The Legend of Korra and the 12th episode of the overall series.

Did Korra end the Avatar cycle?

One of the heavy hitters of The Legend of Korra was when Korra ended the Avatar Cycle and began a new one. This act destroyed her link to all her past lives. ... This breaking of the cycle will leave Korra and subsequent Avatars to totally fend for themselves and learn new bending skills on their own.