Upgrading a device from Android 4.4.2 (KitKat) to Android 7.0 (Nougat) is a massive jump that spans three years of mobile evolution. While an official "over-the-air" (OTA) update is almost never available for devices this old, you can achieve this upgrade through verified community-led methods.
If the device gets stuck on the logo, go back to TWRP and perform a "Factory Reset." android 442 update to 70 verified
This guide explains how to safely transition your legacy hardware to a modern software environment. Can You Update Android 4.4.2 to 7.0 Officially? Upgrading a device from Android 4
This is a "Status 7" error. It often means your TWRP version is too old. Update TWRP to the latest version and try again. Can You Update Android 4
Go back to the home screen, select "Install," find your Android 7.0 .zip file, and swipe to confirm.
Usually done by holding Power + Volume Down.
Android 7.0 introduced native multi-window support, perfect for older tablets.