Please make sure you have [url=https://support.microsoft.com/en-us/help/3179560/update-for-visual-c-2013-and-visual-c-redistributable-package]Visual Studio 2013 runtime[/url]. If you are on 32 bit Windows you only need the [url=http://download.microsoft.com/download/0/5/6/056dcda9-d667-4e27-8001-8a0c6971d6b1/vcredist_x86.exe]32 bit version[/url]. If you are on 64 bit Windows, [i]you will need to install both the [url=http://download.microsoft.com/download/0/5/6/056dcda9-d667-4e27-8001-8a0c6971d6b1/vcredist_x86.exe]32 bit[/url] and [url=http://download.microsoft.com/download/0/5/6/056dcda9-d667-4e27-8001-8a0c6971d6b1/vcredist_x64.exe]64 bit[/url] versions.[/i] [b]IMPORTANT[/b]: If you try to install Visual Studio 2013 and the installer says you already have a newer version, then you need to uninstall the newer version so that 2013 can successfully install. Windows update will later install the latest version, but you'll keep the DLL Files Spriter needed. If none of this works, please right click on Spriter Pro in Steam, click on properties, go to the 'local files' tab, and 'browse local files...', then navigate to: Spriter\_CommonRedist\vcredist\2010 and install both exe's.