Usually the PIPO Tablet is equipped with dual OS that the running speed is fast and smooth with the help of the enough space except the model of the PIPO X12 that is equipped with Win 10 system. There are some customers send the mails to ask the reason for the slow running speed. Do not worry, it is because that the applications you opened too much to influence the speed. Checking the apps that you do not use to close and the speed will be faster. You can look and buy it at here: https://www.pipo-store.com/buy-pipo-tablet.html