Shaking the iPad to undo input and canceling EQ can save battery and other iPad tips:
1 Shake iPad to undo input
When you make a text input error, just shake it On the iPad, a prompt will pop up to "Undo Input". Click "Undo Input" to re-enter text.
2. iPad cancels EQ to save power
If you turn on the EQ function (equalizer) of the music player iPod, it will make the song more pleasant to listen to, but always turn on the "equalizer" "Equalizer" will consume a lot of power. You can turn it off in "Settings" → "iPod" → "Equalizer"
3.ipad period shortcut key
When inputting English or Chinese , just press the [Space] key twice after the entered text to quickly enter a period. (If you don’t like this function, you can go to "Settings" → "General" → "Keyboard" → "Period Shortcut Key" and turn off the "Period Shortcut Key" function)