TLDR
Enter a command. For example: yaourt, http_load, snap, dmesg.

hwclock

 
Used for reading or changing the hardware clock. Usually requires root. More information: https://manned.org/hwclock.
 
  • Display the current time as reported by the hardware clock:
     
    hwclock
     
  • Write the current software clock time to the hardware clock (sometimes used during system setup):
     
    hwclock --systohc
     
  • Write the current hardware clock time to the software clock:
     
    hwclock --hctosys

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