Okay, Many people are asking about the possibility of Android 10 based One UI 2 update for Galaxy M10.
Although there is no sign of update in the official eligibility list but some users in particular region are claiming about getting the update.
This page also demonstrate a method of updating. https://www.getdroidtips.com/samsung-galaxy-m10-android-10/
So those who are M10 user hope for the best. You might get the update.! Don't try to manually update it following random tutorials on the internet. You might end up killing your phone. Wait and see!