When your HP laptop does not turn on or charge when you connect the power cord, you follow this guide to troubleshoot & fix the issue.

If you see the HP BIOS error 500 or 501 on starting your system and you cannot boot into Windows, the solutions explained here will help you.

Change internet time server settings if your clock doesn't seem right. Most smart phones will automatically configure your computer time zone and set the time on your device using the phone network.