Because Picture Manager is no longer a standard part of the Office suite, the official and safest way to get it is through the installer, which is available for free from Microsoft. Where is Picture Manager? - Microsoft Support
Microsoft Office Picture Manager was discontinued after Office 2010. If you need similar features today, consider these legitimate alternatives: Download Microsoft Office Picture Manager Portable
Instead of importing photos, you can add shortcuts to folders on your hard drive, allowing you to manage files directly in their existing hierarchy. How to Safely Download & Install Picture Manager Because Picture Manager is no longer a standard