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K2 Five (5.3) April 2020 Cumulative Update


The K2 Five (5.3) April 2020 Cumulative Update contains updates and fixes for issues reported in K2 Five (5.3). K2 recommends keeping your K2 environment updated by installing the latest cumulative update, and that you test this update before you deploy to a production environment.

Prerequisites and Dependencies

This cumulative update is only compatible with K2 Five (5.3). Each new cumulative update contains the updates and fixes that were included with the previous cumulative updates. The cumulative update does not require any previous cumulative updates or fixes to be installed, and no additional cumulative update is required to fully update a K2 environment. If you have installed individual code fixes included in this cumulative update, those code fixes are not changed unless a newer version of the code fix is available for the update.

Before you install this cumulative update, please check the K2 Product Releases and Build Numbers article to verify that this is the latest cumulative update available and that you have a current backup of your K2 database.
Database owner permissions are required to install this cumulative update or any of the fix packs.

Getting and installing the update

You can download the K2 Five (5.3) April 2020 Cumulative Update on the K2 Partner and Customer portal.

Download Now

To install the cumulative update, run the cumulative update installer on every machine in your environment where a K2 product or component is installed, including desktop machines that have K2 Studio or K2 Designer for Visual Studio installed. The same installer is used to update the specific K2 products and components that are installed on that machine. To determine which cumulative update or fix pack has previously been installed in your environment see https://help.k2.com/kb000426.

    1. Backup your K2 database.
    2. Download the K2 Five (5.3) April 2020 Cumulative Update.exe.
    3. Double click the .exe file and select a location to extract the installation files.
    4. The Update window opens. Click Change if you need to change the K2 database. Select the correct information and click Accept. Click Update to start the installation.
    5. A warning is displayed if a backup of the K2 database is not found. Create a backup before selecting OK. Click OK on the warning window to continue with the update. Click Cancel if you want to create a backup first.
    6. After creating the backup, you can click Update again on the Install window. If a backup for the K2 database was recently performed, the installer shows you the date and time of the last backup.
    7. Click OK to continue with the update.
    8. Wait for the update to complete, and then click Finish.
  1. To rollback the K2 Five (5.3) April 2020 Cumulative Update, uninstall K2 from your environment.
  2. Re-install K2 Five (5.3).
  3. Restore the K2 database using the backup made before the update.

Included in this Update

This cumulative update includes the following fixes:


If you have not installed any of the K2 Five (5.3) Fix Packs before installing this Cumulative Update, consider reading the Release notes for important information on changes made in previous Fix Packs released for K2 Five (5.3).

K2 5.2 April 2020 Cumulative Update Fix Packs

The K2 5.3 April 2020 Cumulative Update Fix Packs contain fixes for issues reported in K2 5.3 products. K2 recommends that you test these Fix Packs before you deploy to a production environment. For a list of fix packs for this version of K2 5.3 April 2020 Cumulative Update, see KB002503.