![microsoft silverlight installed but not working firefox microsoft silverlight installed but not working firefox](https://appuals.com/wp-content/uploads/2015/06/refresh.jpg)
* Help menu > Troubleshooting Information * "3-bar" menu button > "?" button > Troubleshooting Information '''Remove Firefox's plugin registry file''' '''Confirm that Firefox is scanning the registry for plugins''' Read this answer in context ? 3 All Replies (9) When you return to the Add-ons page, is Silverlight finally there? (If you want to restore your previous non-private session, use History > Restore Previous Session.) Pause while Firefox finishes its cleanup, then rename pluginreg.dat to something like pluginreg.old Leaving that window open, switch back to Firefox and Exit, either:
MICROSOFT SILVERLIGHT INSTALLED BUT NOT WORKING FIREFOX WINDOWS
In the first table on the page, click the "Show Folder" button to launch a new Windows Explorer window showing your settings files. type or paste about:support in the address bar and press Enter.Help menu > Troubleshooting Information."3-bar" menu button > "?" button > Troubleshooting Information.Open your current Firefox settings (AKA Firefox profile) folder using either As a side effect, any plugins you have disabled on the Add-ons page probably will be re-enabled, so you'll need to go back to that page one more time. You can remove it and have Firefox re-scan for plugins. Sometimes the pluginreg.dat file becomes corrupted. If Firefox is set to scan but still does not find Silverlight and list it on the Add-ons page.
![microsoft silverlight installed but not working firefox microsoft silverlight installed but not working firefox](https://www.labnol.org/images/2004/firefox_plugins.png)
If you check the Add-ons page again, success? If you changed this setting, exit and restart Firefox to trigger another scan. (3) If is not set to its default value of true, double-click it to toggle it back to the default. (2) In the filter box, type or paste scan and pause while the list is filtered
![microsoft silverlight installed but not working firefox microsoft silverlight installed but not working firefox](https://i.stack.imgur.com/3Jms6.jpg)
Click the button promising to be careful. (1) In a new tab, type or paste about:config in the address bar and press Enter. Some users have the scanning turned off for some reason. Here are the steps to check those possibilities:Ĭonfirm that Firefox is scanning the registry for pluginsįirefox finds the Silverlight plugin from a registry entry. Another is that Firefox's settings file storing plugin data has become corrupted. One possible reason for an installed plugin not to apppear on the Add-ons page is if Firefox is set NOT to scan the registry for plugins. If it does exist at that location, there are a number possible reasons that Firefox might not find it: If the file does not exist, the installation failed. That entry points to a file here - can you check that the file exists:Ĭ:\Program Files (x86)\Microsoft Silverlight\8.0\npctrl.dll Firefox Monitor - Frequently asked questionsįirefox usually discovers Silverlight from a registry entry created by the Silverlight installer.Why do Java, Silverlight, Adobe Acrobat and other plugins no longer work?.Netflix Silverlight keeps crashing - I have removed it and reinstalled several times.Issue with latest version of Silverlight.ANGLE (AMD Radeon HD 8400 Direct3D9Ex vs_3_0 ps_3_0)