“Google’s October 2023 Core Update began on October 4th and concluded on October 20th, 2023, lasting a total of 15 days and 23 hours.
The October 2023 Spam Update commenced on October 5th, 2023, and ended on October 20th, 2023, taking a total of 15 days and 12 hours.
These two Google updates have had an impact on the search rankings of more than 65 percent of websites.”