You canmove the iPad keyboard around, and you could also split it.
What Is the Floating Keyboard on an iPad?
The floating keyboard is an iPad feature that makes the default virtual keyboard smaller.

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It floats over the active app, hence the name floating keyboard.
How Do I Fix the Floating Keyboard on an iPad?
Pinch to zoom in on the keyboard.
This will reverse the floating keyboard, turning it back to the normal version.
Drag the floating keyboard into place.
Tap and hold the bottom of the keyboard, and drag it to the bottom of the iPad screen.
When you remove your finger, the keyboard will stop floating and snap into place.
Merge your split keyboard.
If you see two small keyboards floating over your app, you better merge them.
If you drag your finger to selectDock and Merge, the keyboards will rejoin and stop floating.
Turn off the keyboard’sShortcutsandPredictivetoggles.
These options are available inSettings>General>Keyboard.
This will also turn off the predictive text function even when your Bluetooth keyboard is disconnected.
Reboot your iPadif you’re still having trouble with your floating keyboard or if it’s unresponsive.
If the keyboard is still split after rebooting, try the previous fixes again.
This is the nuclear option that you should do only after trying all the above steps.
It’s great for fixing software bugs but will wipe the iPad clean as if you just bought it.
FAQ
Theres no way to fully turn off the floating keyboard on an iPad.
However, you could get rid of the floating keyboard when a physical keyboard is connected to your iPad.
Navigate toSettings>General>Keyboard, and turn off theShortcutsandPredictivetoggles.