You can buy a new pen. At least I was able to when I broke it in 2017. Maybe the stock has run out now? Alternatively there are various posts online on how one

You can buy a new pen. At least I was able to when I broke it in 2017. Maybe the stock has run out now? Alternatively there are various posts online on how one might take it out, e.g. https://lifehacks.stackexchange.com/questions/15994/how-to-remove-the-broken-part-of-the-tip-inside-of-the-stylus-of-sony-digital-pa https://lifehacks.stackexchange.com/questions/15994/how-to-r...