It is crucial that you have the latest version installed. 

Updating add-ons

  1. Click the menu button Fx89menuButton, click Add-ons and Themes and select Extensions.
  2. Click the gear icon gear icon in the upper-right area of the Extensions panel.
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  3. Choose one of the options below:
  • Check for Updates: Allows you to check for any updates to your add-ons manually. If there is an update available, you have the option to choose to update it now or later.
  • View Recent Updates: When you click this option, a Recent Updates panel appears on the left, showing your last updated add-ons.
  • Update Add-ons Automatically: If you want to keep your add-ons up to date, select this option to let them update automatically.
  • Reset All Add-ons to Update Automatically: If any add-ons have been set to update manually, clicking this option will reset all add-ons to update automatically.