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It is a feature of Multiple Tab Handler, and its WebExtensions version is already available. https://addons.mozilla.org/firefox/addon/multiple-tab-handler/ htt
by piro_or 9y ago
It is a feature of Multiple Tab Handler, and its WebExtensions version is already available. https://addons.mozilla.org/firefox/addon/multiple-tab-handler/ https://addons.mozilla.org/firefox/addon/multiple-tab-handle... The combination of these two addons works like legacy TST + MTH.