About Magento 1
Magento was built as a flexible eCommerce Development platform. Users can create stores with a variety of functions using pre-made extensions or by utilizing their coding chops. This is the beauty of a platform like Magento and one reason it’s so popular.
Unfortunately, focusing on flexibility didn’t make it the most user-friendly, high-performing platform. In addition, there have been many complaints of Magento 1 running slow. In response to this, experts have determined what makes Magento sites run faster, but this still couldn’t change the issue of core speed. To address these issues, the Magento team designed an upgraded platform: Magento 2.