Error 27300 Kaspersky Installation - Resolved

Error Code 27300 Kaspersky Installation

Kaspersky is an antivirus software to defend and secure your computer from malicious programs and online threats. Hence, it ensures safe internet browsing. Also, it provides data security. So you might wish to install the Kaspersky antivirus software on your computer. But most people report that they face error 27300 while trying to install the Kaspersky antivirus software.

Causes For The Kaspersky Installation Error 27300:

There are several reasons for the Kaspersky error 27300 that occurs while it is being installed. Some of the causes are listed here.

  • Disruption of internet connection while downloading Kaspersky can trigger the error 27300. When the internet connection is disrupted, the Kaspersky antivirus software may not be downloaded correctly.
  • If the device drivers on your computer are not up to date, then it may not allow the Kaspersky antivirus software installation. So the error 27300 can occur.
  • The registry entries on your computer also may be a reason for this error. Registry entries that are corrupted are the major cause of the error 27300.

Symptoms Of Error 27300 Kaspersky Installation:

When your computer faces the Kaspersky error 27300,

  • The performance of your computer would be slow.
  • Often, you could notice your computer being idle.
  • The programs running on your computer would crash often.

Fix For The Kaspersky Installation Error 27300:

  • If you face the Kaspersky installation error 27300, then try any of the methods mentioned below.

Method 1: Repair the Registry File:

The corrupted registry file should be repaired to fix the Kaspersky error 27300. The steps to repair the registry files on a Windows computer are,

  • Click the Start menu on your Windows computer.
  • Enter run on the search box at the bottom and click the search icon to open the Run wizard.
  • When the Run wizard opens, type Regedit in the text field and click the OK button.
  • In the Registry Editor window, select the registry that is linked to the Kaspersky error 27300.
  • Now, click the File menu and choose the Export option. 
  • Then, save the exported registry file.
  • After that, from Export Range, choose the Selected Branch option.
  • Then, save the file. Make sure the file extension is .reg.

Method 2: Update the Device Drivers:

Since the device drivers that are not updated on your computer can be a cause of the Kaspersky error 27300, it is a better option to update the device drivers on your Windows computer. Carry out the steps below to update the drivers.

  • On your Windows 10 computer, type Device Manager in the search box.
  • Select the Device Manager option from the search result.
  • Select the driver to be updated and right-click on it.
  • Then, choose the Search automatically for updated driver software option, then click Update Driver.
  • If there are any new updates for the driver, it will be updated.

Method 3: Reinstall The Kaspersky Antivirus:

To resolve the Kaspersky error 27300, uninstall the Kaspersky antivirus and reinstall it again. Follow the instructions to uninstall and reinstall the antivirus.

  • Open the Control Panel on your Windows computer and click the Programs and Features option.
  • From the list of programs, right-click the Kaspersky antivirus and choose to uninstall. 
  • After uninstalling the Kaspersky antivirus, restart your computer.
  • Then, install the Kaspersky antivirus software again. Check whether the Error 27300 Kaspersky Installation is solved now.
Error 27300 Kaspersky Installation


You have now seen the causes and symptoms of the Kaspersky error 27300. You have also learned the troubleshooting methods to fix it. We hope they prove useful to you. For further queries and clarifications, make use of the call option on this page to contact our dedicated technical experts. They will be glad to get your problems fixed.