How to fix the RTC or Hardware clock time on a server to prevent cPanel license update failures

Symptoms

The cPanel license is unable to update on the server with the following error or similar:

License File Expired: LTD: ########## NOW: ##########

But the "date" command reports the correct date/time.

Description

This is due to the system clock being set to the correct date and time; however, the RTC date and time are incorrect. You can verify this by running the following command:

timedatectl

Workaround

You can set the hardware clock (RTC) to the current system date/time by running:

hwclock -w