Opera eveloper version: 45.0.2539.0 (PGO)
System: Windows 10 64-bit (WoW64)
all adblok lists are disabled (prntscr.com/emvdvg, prntscr.com/emvf5g), no custom list but Content Filters on browserleaks.com/proxy show me this prntscr.com/emvg3b, why? RU AdList (русский, українська) why? wft.
thanks for answer.
It seems that you didn't do the homework: http://www.opera.com/blogs/desktop/2017/03/opera-45-developer-update-reborn-ad-block-improvements/
Read the Known Issues.