Updating is the ability to respond in a flexible and adaptive manner in order to keep up with the changes in the environment. Updating is part of a bigger structure called "executive functions". Executive functions are a cognitive system that controls and manages other cognitive processes. For example, during the period of road repairs you need to change your permanent route and use the new route until the repairs are finished.
Example: For security reasons, you have to update your online passwords from time to time. When doing so, you have to UPDATE in your memory this information in order to successfully log in to your e-mail or bank account the next time.