I want to return Android 9

[Resident_EvilR]

У меня недавно установился Android 10 мне он не нравиться из-за многих проблем. Как я могу вернуть Android 9? Он отлично работал. Модель смартфона Sony Xperia XZ2 Premium Dual H8166 

I recently installed Android 10, I do not like it because of many problems. How can I return Android 9? It worked great. Smartphone Model Sony Xperia XZ2 Premium Dual H8166 - GT

[Kxl]

https://www.google.com/amp/s/www.androidauthority.com/downgrade-android-10-1034089/amp/

But I won't do that, I hope for some updates soon. It's not just sony who got problems, I saw samsung forum too that got some issues like us.