You are receiving "There was a problem starting C error: Windows System32 LogiLDA.dll" on your Windows 10 PC? In this tutorial, we will see how to fix this error. Error " There was a problem starting C: Windows System32 LogiLDA.dll. C: Windows System32 LogiLDA.dll is not a valid Win32 application. ”Appears immediately after starting the desktop.


LogiLDA.dll DLL file belongs to Logitech Download Assistant software that automatically loads with Windows. Logitech Download Assistant software is installed automatically when you install Logitech Setpoint or   other Logitech software for keyboard or mouse. Logitech Download Assistant is responsible for automatically checking and installing Logitech's latest keyboard and mouse drivers on your PC.

The error is likely because the software is not compatible with Windows 10 and the file is corrupted. Quick web search shows that many users encounter this error after installing a major update for Windows 10.

If you also get "There was a problem starting C: Windows System32 LogiLDA.dll", you can try the following solutions to fix the error.

Method 1: Disable Logitech Download Assistant at startup

Step 1:  Open Task Manager. There are many ways to open Task Manager. The easiest way is to use the Ctrl + Shift + Esc keys .

Step 2:  Open the full version of Task Manager by clicking More details.


Step 3:  Switch to the Startup tab. Right-click  Logitech Download Assistant and click Disable to prevent it from downloading with Windows.

This will fix the error. Please restart your PC once to make sure that the error no longer appears on your PC.

Method 2: Delete the Logitech Download Assistant item from the start

Although we can delete the Logitech Download Assistant item at startup, we are using the popular free version of CCleaner for your convenience.

Step 1:  Download CCleaner  , install the same and run it.

Step 2:  Navigate to Tools  >  Startup  . Select Logitech Download Assistant and then press the Delete button   to delete the entry.