While all of my friends upgraded to Windows 10 I decided to remain on Windows 7. I heard that had a lot of problems with programs compatibility and various errors when tried to run old games. However, I think Windows just pushing and forcing users to download Windows 10 updates. Recently I had some updates on my Windows 7 and after that I started getting d3dx10_43.dll is missing error when tried to run FarCry 3. Of course I blame Microsoft for that error, but it could be some virus or anything. I started looking for solution on various forums and found one.
D3dx10_43.dll is missing error is quite common error that can happen on Windows 7 or any other Windows operating system. Sometimes anti-virus software may remove d3dx10_43.dll library for suspicious activity, or some virus may replace original d3dx10_43.dll file. No matter what happened, but d3dx10_43.dll is missing error means that the program is trying to access the library which is missing or damaged. To fix d3dx10_43.dll is missing error you need to download and install d3dx10_43.dll library from here: http://fix4dll.com/d3dx10_43_dll.
The installation instruction will be provided on the downloading page. After downloading and installing d3dx10_43.dll library just reboot your pc. I was able to fix my errors with this method and hope it will help you too. Do not forget to like and share to help others too.
If you are having d3dx10_43.dll is missing error in Windows 10, you can find the solution here.