Microsoft has now released a patch for Windows 8.1 that is supposed to fix an issue that was causing a great amount of lag in some mice products while playing certain games



From Neowin:

The Microsoft Support website has launched a page with download links for the update that cover the 32-bit and 64-bit versions of Windows 8.1, along with a download for Windows Server 2012 R2. Microsoft's support site says the patch fixes the problem for the following list of games:

Call of Duty: Black Ops
Call of Duty: Black Ops - Multiplayer
Call of Duty: Black Ops II
Call of Duty: Black Ops II - Multiplayer
Call of Duty: Black Ops II - Zombies
Call of Duty: Ghosts - Multiplayer
Call of Duty: MW2
Call of Duty: MW2 - Multiplayer
Call of Duty: MW3
Call of Duty: MW3 - Multiplayer
Call of Duty: MW
Call of Duty: MW - Multiplayer
Counter Strike: Global Offensive
Counter Strike: Source
Deus Ex : Human Revolution
Deus Ex : Human Revolution Director's Cut
Hitman Absolution
Hitman Sniper Challenge
Half Life 2
Metro 2033
Portal
Tomb Raider

  Microsoft releases Windows 8.1 patch to fix mouse lag while gaming