January 27, 2017 Patch

{{Patch layout
 * sort = 2017-01-27
 * source = http://store.steampowered.com/news/27118/
 * source-title = Dota 2 Update - January 27th, 2017
 * before = January 26, 2017 Patch
 * after = January 28, 2017 Patch
 * notes =
 * Fixed some cooldown based proc abilities malfunctioning.
 * Fixed {{I|Helm of the Dominator}} exploits in Dark Moon.

Update 2

 * Increased the hit box for the level ping area.
 * Fixed some cases where UI clicks were unresponsive on low framerates.

Dark Moon
}}
 * A new emoticon has been added for players who beat every round in the Dark Moon event.
 * now last 4 minutes in Dark Moon.
 * Added player muting to Dark Moon.
 * changes =
 * Update Seasonal Terrain - Winter's minimap to Version 7.00.
 * Updated and  tooltips.
 * Changed the point rewards for beating Round in Dark Moon from 1000 to 1500.
 * Changed periodic bonus maximum event points for Dark Moon from 3000 to 3500.