According to the latest information, the ColorOS 11 based on the Android 11 official version for Oppo Find X2 Neo will start from the first quarter of 2021 in Western Europe.
Thanks for your interest, Jules. The ColorOS 11 based on Android 11 official version for OPPO Find X2 Neo will start from the first quarter of 2021 in Western Europe. Please stay tuned with us for the latest update news so you won't miss your chance!
— ColorOS (@colorosglobal) January 23, 2021
After the ColorOS 11 beta program last month, the company is now rolling out the stable build to the beta testers. The software version of this update is C.05 and the size of this update is more than 800 MB. The changelog is the same as the beta build.