Critical Windows security updates are distributed a monthly and will be available for installation beginning the 3rd Wednesday of every month for 7 days.

You will be able to install the updates manually during these days, and We recommend you perform the installation beforehand to avoid interference with your work.


On the 4th Tuesday of every month, at 17:00, computers without those security updates will receive them automatically, and the computer may restart without prior notification to the user.

Installation Instructions 

Notifications will appear at fixed times on the personal computer, according to the following settings:

  1. On the 3rd Wednesday of every month, the following message will appear:

    Window Update Notification
    This message allows you to install the update immediately, or to postpone it by pressing Snooze.
    This reminder will also be shown a few more times during the 24 before the mandatory install, unless the update was performed.
  2. On the 4th Tuesday of every month the following message will appear:

    In the last 15 minutes the message will appear without the possibility of delay, after which the computer will be rebooted, and the updates will be installed automatically:

  3. At any time during the week the update process can be manually initiated from the System Tray:

  4. Or by entering the Software Center and selecting Updates: