DataUrl not working for older versions of ipads

[ansh029]

                  <SignatureScreen
                    key={props.signature}
                    webStyle={webStyle}
                    ref={ref}
                    onOK={handleOK}
                    onEnd={handleEnd}
                    autoClear={false}
                    descriptionText=""
                    minWidth={5}
                    dataURL={props.signature}
                     />
                  

dataURL is not working for ipad 5th and 7th generation, ios 16.1 .

   "react": "17.0.2",
    "react-native": "0.68.0",
   "react-native-signature-canvas": "^4.5.1",