Installation Guide for Windows 7
On 3 October 2017, the Apache Software Foundation has released Apache Tomcat 9.0.1 and 8.5.23 to address a vulnerability in previous versions of the software. A remote attacker could exploit this vulnerability to take control of an affected server.
• On your laptop/desktop, close all Office applications (such as Outlook, Word, Excel, PowerPoint) before you proceed to the next step.
• Download this zip file if you have not done so
Note:
If you are connecting from outside NUS, you will need to key-in your NUS-ID and password.
• If your browser asks what you want to do next, choose Open.
![win7-01@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win7-01@2x-80.jpg)
• Double click on the file “identify-MSoffice-version” and choose “Yes” to run the BAT file.
![win7-02@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win7-02@2x-80.jpg)
• The following screen will appear. Press any key to start downloading the installer.
![win8-03@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win8-03@2x-80.jpg)
Note:
If Microsoft Office 2016 is detected, that means you already have Skype for Business installed on your computer. Press any key to quit the installation process if so.
• Wait for the download to complete. The installer will be downloaded to your Desktop.
![win8-06@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win8-06@2x-80.jpg)
• When the download is complete, it will automatically unzip and run the installer. No action is required from you at this point.
• If you receive the pop-up window as below, choose Yes.
![win8-08_1@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win8-08_1@2x-80.jpg)
• The installation process will start and it might take a few minutes. Please be patient.
![win8-10@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win8-10@2x-80.jpg)
• If the installer detects any open Office application, you will be prompted with the below pop-up window. Save your work and close the Office application if so, and choose Retry to continue the installation.
![win8-11@2x-80](https://nusit.nus.edu.sg/wp-content/uploads/2019/09/win8-11@2x-80.jpg)
• All the pop-up windows will close automatically when the installation is complete.
• Reboot your computer and Skype for Business will automatically replace your Office Communicator after the reboot.