The article analyzes the problem of reliable deletion of individual files on solid-state drives, due to their structural and functional features, which are the main reason that does not allow their effective removal from this type of drive, for example, using standard operating system tools, specialized software from drive manufacturer or specialized software solutions that have proven their effectiveness for hard disk drives. Known methods for solving this problem are described. A classification of these methods is proposed. Assessments of the possibility of practical use of these methods are given.