If the liteblue portal is not working or down, first check your internet connection and try refreshing the page. Clear your browser cache or switch to a different browser. If the issue persists, verify whether LiteBlue is undergoing maintenance by checking USPS announcements. You can also try accessing the site from another device. If LiteBlue remains inaccessible, contact the USPS IT Help Desk at 1-800-877-7435 for assistance. Avoid using unofficial websites or sharing login details. If urgent, reach out to your supervisor for work-related updates. Always ensure you're using the official LiteBlue portal website for secure access.