scraping instagram

Why is it that whenever I try to scrape from a hashtag it only scrapes like 100-200 profiles and then logs me out? I know Instagram has limits but how do I pass that? I've been using the tool called Growman for IG scraping and it doesnt seem to be good, what should I use?

Hello, I have thousands of raw separate files, with over 30 million Instagram emails and 100million Instagram usernames. I used to use Microsoft Access to filter my data. But at the moment it always crashes. Since I'm going to be scraping about 100k emails - 800k Records per day. I will need...