Removethe S Pen from your Galaxy S23 Ultra; Open the Samsung Notes app on your Galaxy S23 Ultra. Tap the Compose button in the bottom right corner. In the toolbar at the bottom of the page, swipe to the right until you see the Pencil with a T icon, and tap it. Use your S Pen and start writing in the note.Steps Remove the ink from the pen. Cut the cotton swab at a sharp angle and insert it into the mouth of the pen. Secure with tape. Wrap the foil around the neck of the pen, a couple of centimeters above the tip of the cotton swab. Wrap tightly, and secure with tape at the top.
Searchresults mostly just talk about removing the whole old tip but clearly not possible here (If one must know, I'm Canadian in case you have any possible region-specific tools/methods) Try dropping the phone from a 5 foot height or so on some soft carpet, it usually is just enough force to make the pen pop out.
EnableDisable Air Actions, navigate to the Settings > Advanced Features > S Pen. In the main screen of S Pen, you will find Air Actions, disable it and enable it after rebooting the device. Contact Samsung, still, S Pen keeps disconnecting on Note 10, you might want to give it to the experienced hands for further scrutiny.