Scroll down and tap on System (or About Phone depending on your software version).
Press and hold the Volume Up button + Power button simultaneously until the Hisense logo appears, then release. How to Update Software on HISENSE E32 Lite
Choose the update.zip file from the list. The installation will begin automatically. Scroll down and tap on System (or About
Navigate to Apply update from SD card and select it. How to Update Software on HISENSE E32 Lite