: Installation folders containing special non-English characters or long subfolder paths.

If the DLL file exists but Windows has lost track of it, re-registering it via the Command Prompt can restore functionality. Type in the Windows search bar. Right-click Command Prompt and select Run as administrator .

To help narrow down the exact cause of your installation issue, could you tell me: What are you trying to install? What is the total amount of RAM installed in your PC?

Understanding the cause is half the battle. Now, let's fix it.