Merge pull request #3807 from MicrosoftDocs/repo_sync_working_branch

Confirm merge from repo_sync_working_branch to master to sync with https://github.com/MicrosoftDocs/powerapps-docs (branch live)

Author: Nkrb

powerapps-docs/developer/model-driven-apps/clientapi/reference/Xrm-Navigation/openForm.md

@@ -44,7 +44,7 @@ search.app:
 <li><b>height</b>: (Optional) Number. Height of the form window to be displayed in pixels.</li>
 <li><b>navbar</b>: (Optional) String. Controls whether the navigation bar is displayed and whether application navigation is available using the areas and subareas defined in the sitemap. Valid values are: "on", "off", or "entity".<ul><li><code>on</code>: The navigation bar is displayed. This is the default behavior if the <b>navbar</b> parameter is not used.</li>
 <li><code>off</code>: The navigation bar is not displayed. People can navigate using other user interface elements or the back and forward buttons.</li><li><code>entity</code>: On an entity form, only the navigation options for related entities are available. After navigating to a related entity, a back button is displayed in the navigation bar to allow returning to the original record.</li></ul></li>
-<li><b>openInNewWindow</b>: (Optional) Boolean. Indicates whether to display form in a new window.</li>
+<li><b>openInNewWindow</b>: (Optional) Boolean. Indicates whether to display form in a new window or a new tab. If you specify <code>true</code> and do not specify values for height or width, the form will display in a new tab.</li>
 <li><b>windowPosition</b>: (Optional) Number. Specify one of the following values for the position of the form on the screen:<ul><li><code>1:center</code></li><li><code>2:side</code></li></ul>
 This does not apply to opening a new browser window.  
 <li><b>relationship</b>: (Optional) Object. Define a relationship object to display the related records on the form. The object has the following attributes.