This is the fourth broad core algorithm update of 2023. the first core update of 2023 was the March 2023 core update, which started rolling out on March 15 and was completed on March 28. The second core update of 2023 was the August 2023 core update, which started rolling out on August 22 and was completed on September 7. The third core update was the October 2023 core update, which started rolling out on October 5 and was completed on October 19. Google said, that this core “update involves an improvement to a different core system than last month.” Google said its guidance about core updates is the same for both. Google recently rolled out the October 2023 spam update, while rolling out the October 2023 core update and in September, Google rolled out the September 2023 helpful content update over a 14-day period.