The opposite of "up dated" is "outdated." An outdated item, information or technology is considered old, obsolete, or no longer useful. Some examples of outdated technologies are VHS tapes, floppy disks, cathode ray tube TVs, dial-up internet service, and flip phones. Outdated information could be false, inaccurate, or the latest version of the data. Thus, in today's fast-paced and ever-changing world, it is crucial to stay up to date with current events, technology, and modern trends to stay relevant and informed. Taking the time to update one's skills, knowledge, and techniques can help individuals and businesses thrive in today's fast-paced world.