‘LogiLDA.dll Is Missing’ Error? How To Fix.

What Is LogiLDA.dll?

LogiLDA.dll is a DLL file associated with the Logitech Download Assistant, usually downloaded when installing a Logitech piece of hardware, such as a mouse, webcam, or keyboard, onto a Windows machine.

Sometimes it is preloaded onto a PC on purchase.

This Logitech Download Assistant software is the main controller for the Logitech device which attempts to make installation easy for those purchasing a new piece of equipment.

Who Wrote This LogiLDA.dll File?

Logitech is an American Swiss computer equipment manufacturer. Here’s more from its website:

logiLDA.dll written by Logitech

A Swiss company focused on innovation and quality, Logitech designs products and experiences that have an everyday place in people’s lives. Founded in 1981 in Lausanne, Switzerland, and quickly expanding to the Silicon Valley, Logitech started connecting people through innovative computer peripherals and many industry firsts, including the infrared cordless mouse, the thumb-operated trackball, the laser mouse, and more.


Is LogiLDA.dll safe?

Logitech is a reputable company, making reputable products, and hence up to date Logitech Download Assistant and related LogiLDA.dll files should be safe.

However out of date dll files or similarly named files used to mask viruses can be an issue. A decent anti-malware program should pick these issues up.

LogiLDA.dll Error Messages

Errors relating to LogiLDA.dll are more likely to be an issue for users than viruses. The following error message are often observed:

  • There was a problem starting C:\Windows\System32\LogiLDA.dll
  • LogiLDA.dll Could Not Be Found
  • LogiLDA.dll Is Missing

These errors are usually caused by:

  • The Logitech software not being installed properly
  • A recent Windows update which may cause the Logitech program to search in the wrong file location and so could not be found
  • An out of date Windows system32 logilda dll file
  • Logitech software being loaded on an old machine
  • Too many programs being opened on a PC

It is common the find the Logitech Download assistant files in Task Manager too, which often causes concern.

How To Fix LogiLDA.dll and Logitech Download Assistant Errors

The easiest, and safest, way to fix LogiLDA.dll errors is to reinstall the related piece of computer equipment. This should reinstall the latest DLL files and fix any issues.

You may wish to uninstall the previous version first too – to be downloading to a ‘clean’ PC.

An alternative is download the missing file from Logitech – although this does not seem to be available from its site at present.

The other common fix, which we do not recommend, is to use one of the many DLL download sites. DLL errors are often more complex than just the file being missing (even if that’s the immediate error that is flagged) and so adding the file may not fix the problem.

In addition the files on these sites are often out of date, or even contain viruses, which could also cause problems.

Therefore, we recommend reinstalling the Logitech Download Assistant software to fix any LogiLDA.dll error.

Here are the Key Steps To Reinstall Logitech Download Assistant

Restart Your PC

This is always advisable before (re)installing software.

Check For Windows Updates

If any exist update your Windows software.

Uninstall Logitech Download Assistant

Go to Start > All Apps, right click ‘Logitech Download Assistant’ and select uninstall.

Reinstall The Device

Install the device again as if it were the first time.

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