"Very Well" is one of the first spoken phrases learned and used in English classes. The Learners can repeat and use "very well" easily in several contexts and they often believe "well" can only be used as an adjective or an adverb. However, "well " has several others meanings and uses. Click on the link below to check this information with some examples and watch the video to find out how you can use "well" with different meanings and contexts.
https://www.macmillandictionary.com/dictionary/british/well_1