Just pointing out some information from official site as not everyone reads the small print in articles:
"Writing Assist is available for Galaxy S24 series, Galaxy S24 FE, Galaxy S23 series, Galaxy S23 FE, Galaxy Z Fold6 and Z Flip6, Galaxy Z Fold5 and Z Flip5, Galaxy Tab S10 series and Galaxy Tab S9 series".
"Drawing Assist is available for Galaxy S24 series, Galaxy S24 FE, Galaxy S23 series, Galaxy S23 FE, Galaxy Z Fold6 and Z Flip6, Galaxy Z Fold5 and Z Flip5, Galaxy Tab S10 series and Galaxy Tab S9 series. Requires a network connection and Samsung Account login. A visible watermark is overlaid on the image output upon saving in order to indicate that the image is generated by AI. The accuracy and reliability of the generated output is not guaranteed".
"Audio Eraser is available in Galaxy S24 series, Galaxy S24 FE, Galaxy Z Fold6 and Z Flip6 and Galaxy Tab S10 series. Results may vary per video depending on how sounds present in the video. Samsung Account login required. Certain types of sound can be detected such as voices, music, wind, nature, crowd and noise. The actual sound detection may vary depending on audio source and the condition of the video. Accuracy of results is not guaranteed".
More information in the link
@lminvti provided.
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.