Brand rejuvenation means the act of adding value to an existing brand by improving product features. In the advertisement the brand is rejuvenated by the words like, ‘new’, ‘extra’, ‘ultra’. For example, Lux becomes international Lux.
Sometimes brand do not get the success in the market. In that case companies sometime relaunch the brand with modified features. For example product “A” soap was initially failed in the market but then it was relaunched with a new name “new “A”.