Operating systems are constantly getting updated by the manufacturers. These updates sometimes fix security flaws or network connectivity issues that may prevent a device from connecting. It is recommended by the manufacturers to keep operating systems up to date as it is the most secure and reliable.
If you still have questions or need additional assistance, please contact the ITS Service Desk. You can call us at (858) 246-4357, email us at support@ucsd.edu, or submit a ticket at support.ucsd.edu.