​​While Auto-Correction and Predictive Text offer convenience for many users, some may prefer to turn off these features for a more customised typing experience. By following the simple steps outlined above, you can easily disable both Auto-Correction and Predictive Text on your iPhone, tailoring your device's keyboard settings to suit your preferences and needs.

source https://www.gadgetsnow.com/how-to/how-to-disable-autocorrect-and-predictive-text-on-iphone/articleshow/108021519.cms