A way better way is to create a specialty equipment family for corner millions, a parametric one for all corner angles so you can also schedule it as corner Mullion with its related info, you do it once and use it in many projects by parameterizing voids to cut out the corner Mullion when adapting it to all angles. Way easier and better and can be used forever
Thanks your video . Can you explain in ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-m1gdIsquY9g.html ? too fast, i dont understand how can you finish it with angle > 90. Thank you.