The following article published in IET Generation Transmission and Distribution entitled ‘Improved and adaptive model of optimum droop management for multi‐terminal DC systems throughout line outages' (DOI: 10.1049/iet‐gtd.2018.5704) has been retracted due to a breach of the IET's Policy in Relation to Plagiarism, Infringement of Copyright and Infringement of Moral Rights and Submission to Multiple Publications, and concerns over the authorship of the paper.