To upgrade to Outlook 2026, you typically need to follow the process of installing the latest version of Office that includes Outlook. Since the specific upgrade instructions for Outlook 2026 are not detailed in the provided context, you may want to check your subscription details and follow any instructions included in the email you received. Generally, you can install the latest version over any previous installation, and user settings are usually migrated automatically.
If you have a subscription to Microsoft 365, you can download and install the latest version directly from your account. Make sure to uninstall any older versions if necessary, as having multiple versions can lead to issues.
For more specific instructions, please refer to the official Microsoft documentation or support resources related to your subscription plan.