Microsoft Outlook doesn't have any built-in way to display the number of selected emails in a folder. 

As a workaround, you can do the following: 

Read more: Display count of selected emails in MS Outlook

While using MS Windows, you can occasionally encounter situation where an application window is completely or partially off-screen and there is no obvious way to move it back to where it should be. This is especially common when dealing with multiple monitors or switching between remote desktop and local sessions.

Read more: How to move application window that is off screen

Windows File Explorer has some (very limited) capacity to batch rename files. Simply select multiple files, right click on the first one and click Rename. All files will be renamed to your entered string, adding incremental numbers at the end.

If you need more flexibility you should look into third party software. There are number of free and paid tools available that can batch rename files.

Read more: Batch rename multiple files at once in Windows

Windows 10 Technical Preview File Explorer by default opens in Quick Access view.

You can easily change this and make it open in This PC (Previously known as My Computer) view.

Read more: Windows 10 Preview - Open File Explorer in This PC / Quick Access