Errors in Kaspersky Endpoint Security for Windows occurring after the installation of Windows updates

Latest update: April 29, 2022 ID: 15819
 
 
 
 

Issue

Windows updates listed in the table below may interfere with the operation of Kaspersky Endpoint Security for Windows.

After the installation of a Windows update Kaspersky Endpoint Security for Windows keeps functioning correctly and the security of the system remains intact, but installation of a major update for Kaspersky Endpoint Security for Windows (for example, upgrading from version 11.6 to 11.7) becomes unavailable.

We recommend installing November or December Microsoft updates as soon as possible. Find a fix for your Windows version in the table below.

Operating system Update Update with fix
(November 2021)
Update with fix
(December 2021)
Windows 7 KB5007233, KB5007236 KB5008244
Windows 8.1 KB5007247, KB5007255 KB5008263
Windows 10 version 2004 (20H1) and later KB5007186 KB5007253 KB5008212
Windows 10 version 1909 (19H2) KB5007189 KB5008206
Windows 10 version 1809 (RS5) KB5007206 KB5007266 KB5008218
Windows 10 version 1607 (RS1) KB5007192 KB5008207
Windows 10 version 1507 (TH1) KB5007207 KB5008230
Windows 11 KB5007215 KB5007262 KB5008215
Windows Server 2008 KB5007246, KB5007263 KB5008274
Windows Server 2008 R2 KB5007233, KB5007236 KB5008244
Windows Server 2012 KB5007245, KB5007260 KB5008277
Windows Server 2012 R2 KB5007247, KB5007255 KB5008263
Windows Server 2016 KB5007192 KB5008207
Windows Server 2019 KB5007206 KB5007266 KB5008218
Windows Server 2022 KB5007205 KB5007254 KB5008223

For more information, see the Microsoft support site.

Solution

If Kaspersky Endpoint Security for Windows does not start after the operating system upgrade (for example, from 21H1 to 21H2):

  1. Download kes_setup_util.
  2. Run cmd.exe with the administrator rights and execute the command kes_setup_util.exe /unblock
  3. Wait until the tool completes its work.
  4. Restart the computer or force run the AVP service using the command sc start avp
  5. If Kaspersky Endpoint Security for Windows still does not start, proceed the solution below.

If Kaspersky Endpoint Security for Windows fails to start after the installation of the Windows updates from the table:

  1. Install the fix from the table above, if available. If the fix for your Windows version has not been released yet, delete the Windows update that causes the issue.
  2. Restart your computer.
  3. Uninstall Kaspersky Endpoint Security for Windows. If the application cannot be removed in a regular way:
    1. Download kes_setup_util.
    2. Run cmd.exe with the administrator rights and execute the command kes_setup_util.exe /unblock
    3. Try uninstalling Kaspersky Endpoint Security for Windows once again. If the issue persists, use the kavremover tool.
  4. Install Kaspersky Endpoint Security for Windows once again.

If an error occurs at the installation of a major update for Kaspersky Endpoint Security for Windows, for example, version 11.7:

  1. Install the fix from the table above, if available. If the fix for your Windows version has not been released yet, delete the Windows update that causes the issue.
  2. Restart your computer.
  3. Run a database update in Kaspersky Endpoint Security for Windows.
  4. Try installing the new version of Kaspersky Endpoint Security for Windows again.

If Kaspersky Endpoint Security for Windows cannot be removed or upgraded or an MSP patch cannot be installed:

  1. Run a database update in Kaspersky Endpoint Security for Windows.
  2. Try to perform the action that resulted in an error once again.

What to do if the solution did not help

If the issue persists, submit a request to Kaspersky technical support via Kaspersky CompanyAccount. Please include a detailed description of the issue. Before contacting the support, see the guide on creating a request in the Knowledge Base.

 
 
 
 
 
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