I would guess the issue with level 861 and above are an android issue for phones and tablets

cakefairy56

as I can play level 861 on my laptop.  20 moves is crazy!  need at least 40.  gee whiz guys...  you are not making this fun anymore.  

Wunderbaum

Hi Cake Fairy! Android and iOS currently has 860 levels and Facebook and King.com has 875.

Level 861 is tricky! But not impossible if you try the strategy shown in this YouTube clip:

https://www.youtube.com/watch?v=VxZOUiZ9oqo

Cheers :-)