I will manually research and find hashtags to grow your Instagram. The problem here is most of us use the most popular hashtags related to their niche. Since many people are posting content with the same hashtags your post is going to last for a very short duration on the explore page after which the next post will take your place. Millions of people use the same popular hashtags in their posts making it very hard to find your post on the explore page. This makes your post get the least impressions as makes it hard for the content to reach potential followers.