i am using walton primo gh. but i fall in big problem my android phone please solve my problem. i never install ES file Explorer , my deives then see a Unknown Error code during application install: "-24" please problem .
Welcome to Android Central! Are you using Google Play Store to install? If so, go to Settings>Apps>All, select Google Play Store, and Clear Cache/Clear Data, then Force Stop. Do the same for Download Manager. Now try again.