as an adverb, 'correctly' describes the manner in which an action is performed, specifically indicating that the action is done in a right, accurate, or proper way. Adverbs modify verbs, adjectives, or other adverbs to provide more information about the action or quality they describe.
She correctly answered all the questions on the quiz.
Make sure you correctly input the data into the system.
If you don't assemble the furniture correctly, it might be unstable.
'correctly' is the adverbial form of the adjective 'correct.' While 'correct' describes a noun as being right or accurate, 'correctly' describes the manner in which an action is performed. It's important to place 'correctly' in a position in the sentence where it clearly modifies the intended verb. For instance, 'She answered the questions correctly' is clear, but 'She correctly quickly answered the questions' might sound awkward due to the placement of two adverbs together. Avoid redundancy. If the context already makes it clear that something was done right or properly, there's no need to use 'correctly.' For example, 'She solved the math problem' already implies correctness, so 'She correctly solved the math problem' might be redundant unless there's a specific need to emphasize the correctness.