This sample COM add-in for Excel was developed using Add-in Express for Office and. But the same issue (settings are not updated by the installer) will not let you introduce new settings. Start Excel and find the default settings not applied instead, the add-in uses the last saved settings.
Install the add-in once again with the normal Office, this creates the file and registry key. Now uninstall the add-in with the normal Office, this removes the file and the registry key. Then restart Excel: the button states should be preserved. Modify the states of the buttons and click Save Settings. To set the state of Button 1 at startup, the add-in reads settings from a file in the add-in installation folder (by default, this folder is in AppData) the state of Button 2 is read from HKCU\Software\Default Company\TestAddinForOfficeFromStore\Settings. Excel maintains a partial list of these files and their locations in the. This add-in displays two buttons: Toggle Button 1 and Toggle Button 2. The add-in files that make up the AddIns collection can be stored anywhere. Indeed, you can start Excel and use File | Open | Browse to locate that file in this folder(s): C:\Program Files\WindowsApps\.\ TestAddinForOfficeFromStore\TestAddinForOfficeFromStoreSetup\1.0.0\Debug. Say, according to that page, each app package provides an AppxManifest.xml of its own. We’ve found out that each Office application gets installed as an app package similar to what is described in Behind the scenes of your packaged desktop application on. The version string mentions Microsoft Store: xlam) when they are untrusted, or in an untrusted location.
To make sure you have this version, start any Office application (e.g. This change results from a security patch, released in July 2016 as a result of which Microsoft changed the behavior of Excel so that it will not load certain file types (including. Install Microsoft Office from Microsoft Store. To enable add-ins, ensure that the check box next to. Continue with step 4 to work with Excel Add-ins. Continue with step 3 to work with COM Add-ins. 2007: Click the Office button in the top left corner of Excel, then select Excel Options, and then Add-Ins. In the next blog, we’ll discuss workarounds. Do not use Outlook to enable and disable Office add-ins. In this blog, we describe the issue in detail and demonstrate some experiments.
The host application, the add-in itself or the user (via the host UI) modify that file or registry key while working.An add-in installer creates a file in AppData or registry key in HKCU.The issue is: the add-in uses old versions of files or registry keys/values after you install an add-in update. This folder is also the default folder path when you save a workbook as an Excel add-in. Per-user add-ins and some per-machine add-ins may run into a severe issue with that Office version. The number of users having the Office version installed from Microsoft Store increases every day as computer vendors install it by default see e.g.