The tool you used appears to be a browser plug-in, meaning it operates by scraping the Instagram website from the client side. Instagram (and most sites) forbid scraping tools like this.
For future reference: Don’t use 3rd-party scraping tools on your social media accounts. They will generate thousands of API requests and trigger bot detection. You obviously didn’t intend for this to happen, but from the company’s perspective it’s equivalent to bot/scraper abuse.
For future reference: Don’t use 3rd-party scraping tools on your social media accounts. They will generate thousands of API requests and trigger bot detection. You obviously didn’t intend for this to happen, but from the company’s perspective it’s equivalent to bot/scraper abuse.