Open the app where the keyboard appears
Place two fingers on the keyboard
Spread your fingers apart to enlarge the keyboard
Use the keyboard’s undocked or split mode if available
Rotate the iPad to landscape for a larger keyboard
Go to Settings
Tap Display & Brightness
Increase Display Zoom if available
Go to Settings
Tap Accessibility
Tap Display & Text Size
Enable Larger Text if needed
Go to Settings
Tap General
Tap Keyboard
Turn off Split Keyboard if enabled
Turn off Floating Keyboard if enabled
Drag the floating keyboard to the bottom of the screen to dock it
Pinch inward on the keyboard to shrink it back if needed