Đánh dấu các giá trị trùng lặp bằng màu đỏ - Hình 3 2.
I can't remember the formula to highlight something over 30 days past.
This function can be accessed using the Home Tab and Conditional Formatting button.
I wish to highlight all dates prior to todays date.
Then, open the Conditional Formatting menu, which appears in the Styles group on the home tab of the ribbon.
Your Excel calendar is almost done, and you only need to change the color of weekends.