Enable-disable plugins and extensions for Mozilla Firefox

Browser plugins

To disable plugins

• Click the Firefox menu icon in the upper right of the browser toolbar.
• Choose Add-ons
• From the left navigation pane, choose Plugins.
• Choose Never Activate for each plugin that you wish to disable.
• Alternatively, if you wish to disable all plugins as a troubleshooting measure, you may choose to Create a new Mozilla Firefox Profile

To enable plugins

• Click the Firefox menu icon in the upper right of the browser toolbar.
• Choose Add-ons
• From the left navigation pane, choose Plugins.
• Choose Always Activate or Ask to Activate for each plugin, as needed.

Browser Extensions

To disable extensions

• Click the Firefox menu icon in the upper right of the browser toolbar.
• Choose Add-ons
• From the left navigation pane, choose Extensions.
• Choose Disable for each extension that you wish to turn off
• Alternatively, if you wish to disable all extensions as a troubleshooting measure, you may choose to Create a new Mozilla Firefox Profile

To enable extensions

• Click the Firefox menu icon in the upper right of the browser toolbar.
• Choose Add-ons
• From the left navigation pane, choose Extensions.
• Choose Enable for each extension you wish to turn on.

Next steps, alternatives

• If disabling plugins and extensions resolves the browser issue that you were encountering, it can be helpful to individual re-enable plugins and extensions, in order to determine which plugin is causing the incompatibility.
• As an alternative, follow steps to Create a new Mozilla Firefox Profile. The new profile will start with default settings, and your current profile will remain untouched.