Optimize Windows 10 & Windows 8 (8.1)

We show you how to Optimize Windows 8 (8.1) & Windows 10 for Best performance on your aging desktop or laptop PC.

Fix Mouse Lag Issue in Windows 8.1 while Playing Games

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Among the several issues reported after the release of Windows 8.1, is the issue of lagging and freezing mouse pointer. Although it does not occur on all the systems or every game, but in certain game applications like Dues Ex: Human Revolution, Call of Duty: Black Ops, Hitman Sniper Challenge, Metro 2033, Hitman Absolution, Tomb Raider, Call of Duty: MW, Call of Duty: MW2, Call of Duty: MW3, Call of Duty: Black Ops II, Portal, and Counter Strike: Global Offensive. Besides Windows 8.1, the problem has also shown its effect in Microsoft Windows Server 2012 R2.

The new Windows 8.1 is said to have certain modifications regarding input processing of Mouse, as compared to the previous versions. For this reason, the mouse pointer turns out to pause and freeze in low latency interaction scenarios, like video games.

Microsoft has shown its responsiveness by addressing the said issue immediately after the release of Windows 8.1. It is an appreciable conduct of Microsoft, how they have been reacting to the customer feedback. In this regard, the Microsoft’s support team has released a patch to solve this problem. The three versions of this patch, Windows 8.1 32-bit, Windows 8.1 64-bit and Windows Server 2012 R2 64-bit are readily available on Microsoft Support page.

For the games other than those listed above, this latest patch or update from Microsoft has an extension mechanism. Carry out the following steps for the unstated games.

  • On Start screen, type regedit and hit Enter
  • Click Yes on the User Account Control message box to open Registry Editor
  • In the left panel, expand through HKEY_LOCAL_MACHINE to reach the following key
  • SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers
  • If Layers key does not exist, right click AppCompatFlags key and choose New to create a Key
  • Right click Layers key and choose New to create a String Value
  • Name this value as the full path of the game’s executable file
  • Double click this newly created string value to Modify
  • In the Value data field, NoDTToDITMouseBatch and hit Enter to save the changes
  • Close the Registry Editor and open Command Prompt as an administrator
  • Type the command Rundll32 apphelp.dll,ShimFlushCache and hit Enter key
  • Close command prompt and Restart your computer

It has already been officially notified by Microsoft that the registry key mechanism should be applied only to the games have the issue mentioned above. Even then, to be on safer side, we recommend you to clean and backup your existing registry records using a freeware. So that you will always have options to restore your previous settings. In the other case, it may cause some unwanted consequences.


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