If you have an Intel Processor, all versions of Silverlight are supported. xxx and your processor type is a PowerPC, you have the correct version of the plug-in installed. If the version number that is displayed is 1.0.

Note the version number that is displayed. To determine the version, click to select the file.

Is there a file that is named ugin? If this file exists, the plug-in is installed. Note the processor type, speed, RAM, and operating system information, as some Web sites have specific requirements to view their content.ĭouble-click the hard drive icon on the desktop.

On the Apple menu, select About this Mac. The browser is set to 'Run using Rosetta,' which will cause the computer to be identified incorrectly as a PowerPC-based Mac.īefore you determine how to address the issue, you should assess the current environment in which the software is running. Your system has an earlier version of the plug-in and does not meet the requirements for the plug-in that the site is using. This behavior can occur for several reasons: When you try to access a Web site that requires Silverlight to display the content, you receive an error message that states that you have to install Silverlight. Microsoft is holding out support for another 3 years on Silverlight.Silverlight for Mac is not being recognized or you are continually prompted to install Symptoms I understand that Silverlight is old, but if my company assumes the security risk around using Silverlight then I say make it possible to run Silverlight. I'm still holding out some hope that I can run Silverlight but I may need to roll back to High Sierra as this is critical for my work. All of the Apple documentation I have found notes that Safari no longer supports NPAPI but doesn't say anything else about the Mac OS Mojave blocking other applications from using these types of plugins.Ĭan you shed any light around Silverlight being completely dead on Mac OS Mojave users? Should the notes around NPAPI really have just said that Silverlight can't be run on Mac OS Mojave period instead of just on Safari. I along with other users of a company Silverlight application have updated to Mac OS Mojave. At that point Firefox ESR 52.1.0 still ran Silverlight. I was on Mac OS High Sierra and Silverlight was working on Safari until I installed Safari 12. I am using Firefox ESR 52.1.0 on a MacBook.

Microsoft silverlight for mac