No Help on Email · 7. Unused User Account · 8. Issue when trying to sync Files · 9. Page Not Viewed · 10. Issues with the app's logo at Launch How to Fix If PDF Expert on Windows Cannot Be Installed 1. Ensure that your Windows Software Version is set to 8.1. This is the most recent version. 2. Download the PDF Expert for Windows App here. In the ZIP file, you will find the program (PDF Expert) and the license key. Just copy and paste the license key from the license activation tool into the download box of the app. 3. Download and install the PDF Expert for Windows App. Note: the file name is also the same as the program. 4. Launch the Adobe Download Center. 5. Choose the app that is to be downloaded. Note: When trying to choose a different version of the Adobe Download Center, please select the version that matched what you saw when you installed the Adobe PDF Expert for Mac. 6. Select the installation path. 7. Click Continue or Install. 8. On the Next Page of the Download and Installation wizard, choose the appropriate option. Note: On the next page (PDF Optimizer), you have the choice if you want to install the program in your system folder or on a user folder. 9. In Windows Vista, 7, 8 or 10, choose the option for your system folder. On Vista, 7, 8 or 10, the option “Run as Administrator” is selected. 10. On the next page, select a location and click Continue. 11. In the Select the files and folders screen, select the folder that contains your PDF files. 12. On the Download and Install page, you will be prompted to choose the program's location. 13. On the Next Page of the Download and Installation window, click Continue or Install. 14. On the Select the program's location screen, select your desired folder. 15. Choose the path. 16. Click the Close button. 17. In Windows Vista, 7, 8 or 10, the app will automatically open. What Is The Version of the Adobe PDF Expert for macOS App? The latest version is Adobe PDF Expert Mac for macOS 10.13.2 This means that any of the previous versions, not supported, not provided for, or that are no longer supported is no longer supported.