Sideloading of Apps should be used with caution and only upon the direction of CloudExtend sales or support. Typically a subset of customers are given access to pre-release (Preview) versions of our App. 

Instructions are different based on your OS. Instructions for Windows and Mac are provided below. Locate the section for your OS and then follow the instructions.

Microsoft Windows

Instructions below may also be found on Microsoft's website

Here are the steps to sideload CloudExtend Excel Add-in on your Windows desktop

Step 1: Share a Folder 

  1. On the Windows computer where you want to host your add-in, go to the parent folder, or drive letter, and create a folder there. 
  2. Open the context menu for the newly created folder (right-click) and choose Properties.
  3. Open the Sharing tab.
  4. On the Choose people ... page, add yourself and and anyone else with whom you want to share your add-in. If they are all members of a security group, you can add the group. You will need at least Read/Write permission to the folder.
  5. Choose Share > Done > Close

Step 2: Specify the shared folder as a trusted catalog

  1. Open a new document in Excel
  2. Choose the File tab, and then choose Options.
  3. Choose Trust Center, and then choose the Trust Center Settings button.
  4. Choose Trusted Add-in Catalogs.
  5. In the Catalog Url box, enter the full network path to the shared folder catalog, and then choose Add Catalog.
  6. Select the Show in Menu check box, and then choose OK.
  7. Close the Office application so your changes will take effect

Step 3: Sideload  your Add-in

  1. Put the manifest file of any add-in that you are testing in the shared folder catalog. Note that you deploy the web application itself to a web server. Be sure to specify the URL in the SourceLocation element of the manifest file.
  2. In Excel, select My Add-ins on the Insert tab of the ribbon.
  3. Choose SHARED FOLDER at the top of the Office Add-ins dialog box.
  4. Select the name of the add-in and choose OK to insert the add-in.

Apple Mac

Instructions below may also be found on Microsoft's website.

  1. Open Terminal and go to the following folder where you'll save your add-in's manifest file. If the wef folder doesn't exist on your computer, create it.
    /Users/<username>/Library/Containers/com.microsoft.Excel/Data/Documents/wef
  2. Open the folder in Finder using the command open . (including the period or dot) or navigate to the folder.
  3. Copy your add-in's manifest file to this folder.
  4. In Excel, choose Insert > Add-ins > My Add-ins (drop-down menu), and then choose your add-in.
    Important Sideloaded add-ins will not show up in the My Add-ins dialog box. They are only visible within the drop-down menu (small down-arrow to the right of My Add-ins on the Insert tab). Sideloaded add-ins are listed under the Developer Add-ins heading in this menu.

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