Installshield small update

Use a Major Upgrade? Use a Minor Upgrade? Use a Small Update? Change the name of the. Add a new subfeature. In some cases. Move or delete a feature in the product tree. Add a new component to a new feature. Add a new component to an existing feature. Yes, if the version of Windows Installer is 2. Move or delete a component in the product tree. Change the component code of an existing component. Change the key file of a component. QuickPatch Project.

You can package your upgrade as a full installation that updates an existing product if an earlier version is installed, or behaves as a first-time installation if no earlier version is present. You can package your upgrade as a patch that contains only the changed data. If the target image was created with Windows Installer 1. Creating patches for packages that span this schema inflection point can be problematic. For more information, see Val , which describes the associated validator for upgrading and patching validation.

If you want your upgrade to move one or more files on the target system from one location to another, you should package your upgrade as a full installation, but not as a patch. If your end users install a patch for an upgrade that moves files on the target system, problems may occur.

For example, the patch may not work, a repair to the target system may not work, a subsequent patch may not work, or end users may not be able to uninstall the product. As a workaround, you can create your patch so that it deletes the files in the old location and adds the files to the new location. These are typically important settings files like XML files or similar - and people struggle with this issue a lot.

Major upgrades are essentially a sequence. The old product is uninstalled, and then the new one is installed or vice versa. In the former case the files may be uninstalled first and then recreated. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 7 years, 6 months ago. Active 7 years, 6 months ago. Viewed 5k times. Tried changing ReinstallMode from "omus" to "vomus". This had no effect at all.

Tried changing the version from 1. Improve this question. Jeff Jeff 12 12 silver badges 30 30 bronze badges. The answer to your last question is yes, the version number must be incremented. Changes to Assembly Version do not seem to make a difference. Jeff, as Chris mentions check the AssemblyFileVersion attribute: oncoding.

A major upgrade is required if any of the following are true: The upgraded project contains new components in existing features. This restriction does not apply to Windows Installer version 2. An existing component's Component Code property has changed, or a component has been removed from the product tree. An existing feature has been moved in the product tree, or deleted from the product tree. The name of the MSI file has changed. Thanks for your input, you're right. It's just very hard when I was in the middle of a jungle ;.

Thanks for leaving your comments. Summer Summer HW. Friday, 29 March InstallShield: Why minor upgrade doesn't overwrite old files? Today, I will share my experience around the question: Why suddenly minor upgrade doesn't overwrite old files? It always rocks but not this time! I used to struggle for an answer at least twice in just a couple of months.

To resolve this question completely, the last time, I determined to find out the root cause yes, I paid a good half day on it!

Some of you may wonder, why I had to wait until the last time to solve the issue, but the first time? Actually, it's understandable: TIME issue. Sometimes, we rush for release and we just need to make things move first.