When you've got hassle lining up the screw holes, double examine that you've the standoffs in the proper holes on the tray.
If that is the case, be sure you remove the corresponding standoffs. https://Products-dd.com/smart-tv/10-%E0%B8%AD%E0%B8%B1%E0%B8%99%E0%B8%94%E0%B8%B1%E0%B8%9A-smart-tv-%E0%B9%81%E0%B8%99%E0%B8%B0%E0%B8%99%E0%B8%B3-2025-%E0%B8%9F%E0%B8%B1%E0%B8%87%E0%B8%81%E0%B9%8C%E0%B8%8A%E0%B8%B1%E0%B8%99%E0%B8%84/