Plugin Container for Firefox has stopped working

Plugin Container in the Mozilla Firefox browser (plugin-container.exe) is a feature developed to avoid crashes caused by plugins. At times this process has been know to crash, displaying an error message – Plugin Container for Firefox has stopped working. If you face this issue, here are a few things you could try to fix the issue.

Plugin Container for Firefox has stopped working

Generally speaking, before you begin, you need to update Firefox as well as update all your installed Firefox plugins, addon, themes to their latest versions. Having done that, try these specific suggestions.

1] Update Shockwave Player

Visit adobe.com and update your Shockwave Player.

2] Update Flash Player

Visit adobe.com and update your Shockwave Player.

3] Disable Adobe Flash Protected Mode

If updating the above does not help, disable the Adobe Flash Protected Mode as follows.

Launch the Firefox browser, click the Menu button and choose Add-ons. Next, select the Plugins option to expand the full list of plugins installed.

Then, uncheck the box marked against “Enable Adobe Flash protected mode” entry of the Shockwave Flash.

4] Disable Hardware Acceleration

Open Mozilla Firefox browser and choose ‘Menu’ (visible as 3 dots). From Menu, navigate to Options.

Once there, scroll down to Performance section and uncheck Use recommended performance settings checkbox to gain access to the Use hardware acceleration when possible entry.

Simply uncheck this entry and close the menu.

I am sure something here will help you.