Go to phone Settings > System >
- up to Android 13: Languages & input > Virtual keyboard (or
On-screen keyboard) > Gboard - Android 14 & above: Keyboard > On-screen keyboard > Gboard
The above location is according to stock android and might differ from device to device.
- Suggest Contacts: Off
- Smart Compose: Off
- Show recently copied text and images in suggestion bar: Off
- Show items such as addresses / phone numbers within recently copied text: Off
- Save recent screenshots in clipboard: Off
- Predictive content search: Off
- Share usage statistics: Off
- Personalize for you: Off
- Improve for everyone: Off
- Delete learned words > Type number shown > OK
- Audio donations: Off