The best times to post on Instagram vary depending on your audience. However, some general tips include:
Post during peak hours: Peak hours are when your audience will most likely be online and active on Instagram.
Post on weekends: People tend to be more active on social media, so this is a good time to post.
Post on holidays: Holidays are a great time to post, as people are more likely to be online and looking for content related to the holiday.
Post when your competitors are not posting: If you know when your competitors are posting, you can try to post at different times to avoid competing with them for attention.