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How to fix Kaspersky Error 1500?

The Kaspersky antivirus software provides protection from malware, ransomware, and other online threats. Kaspersky has a unique feature known as System Watcher that aims to detect malicious and ransomware activities completely. The Kaspersky security cloud-free includes all the antivirus protection required to keep your device safe from threats. The error code 1500 mostly occurs when the program installation starts while the Windows Installer (MSI) is already running. As the message pops out on your device, you need to check if there are any ongoing processes on your system and then wait for them to complete or terminate them. Carry out the steps given on this site to solve Kaspersky error 1500.

Kaspersky Error 1500

Solution 1: Disable the Background Processes

  • Go to the Task Manager on your device by pressing the 'CTRL, Alt, and Del' buttons together.
  • Click the More Details option in the Task Manager window.
  • Select the Processes tab > Background processes list.
  • Find and select the Windows Installer process at the bottom of the screen.
  • Select the End Task option to end the other installation and try installing the Kaspersky antivirus on your device.

Method 2: Restart Windows Installer

  • Navigate to the Start menu on your device and type Services on the search bar.
  • You will find Windows Installer at the bottom of the page. Double-click on Windows Installer.
  • Click on the Stop button. Otherwise, expand the Start-up type drop-down menu and choose disable.
  • Select the Services window and restart your system.
  • Now, navigate to the Start menu on your device and type Services on the search bar.
  • Double-click on the Windows Installer at the bottom of the page.
  • Click on the Stop button. Or else, expand the Start-up type drop-down menu and choose Manual.
  • Clicks Apply and close the Service window.
  • Try installing the Kaspersky antivirus on your device.

Now, see if the Kaspersky error 1500 is fixed.