How to fix Invalid Certificate Error in Office Mac 2011 with the help of Microsoft Support?

Microsoft Office for Mac 2011 is a form of the MS Office productivity suite for Mac OS X. The system features required to install this Office suite are 64-bit Intel processor and OS X Yosemite or later. Office 2011 supports online collaboration tools that include OneDrive and Office Web Applications permitting Mac users to edit the document over the web. At the time of installing Microsoft Office for Mac 2011, you may come across an error and one such error is "Invalid Certificate" error. This happens at the time of installation. Before moving to the troubleshooting steps, one must check out the reason behind this. And in case if these troubleshooting steps won’t work for you, contact Microsoft Support team and talk with the experts. They will help you out with your problem.

What are the causes of this error?

It happens when a few of your installed and update packages are signed up with the previous certificate.

What are the troubleshooting steps to overcome this error?

To fix this error, you justhave to download a package of the current version that includes an updated certificate to access for your installation. Don’t worry, this error will not disturb your license or Office subscription.

• When you get the error message "The package was signed with an invalid certificate. This package may not install what you expect. Do you wish to continue with the installation anyway?" asked in a dialogue box, then click on the ‘Cancel’ button.
• Download the package with the current version.Or else, dial the Microsoft Support Number and talk with the experts. They will suggest you the best package.
• Office 2011 Volume License packages (build 14.4.3) that was downloaded from the Microsoft Volume Licensing Service Center (VLSC) before March 8, 2017 (all languages)

• After that, go to the update from your Downloads folder and open it.
• Hit the‘install’ option to start the installation process
• Now you are good to go.

If you are still facing trouble in the installation, dialthe Microsoft phone number and get the error fixed by a certified technician. They will be glad to assist you.