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Your could try this extension. I mostly use it for its auto suspend but you can also manually suspend tabs: https://addons.mozilla.org/en-US/firefox/addon/auto-
by solstice 6y ago
Your could try this extension. I mostly use it for its auto suspend but you can also manually suspend tabs: https://addons.mozilla.org/en-US/firefox/addon/auto-tab-discard/ https://addons.mozilla.org/en-US/firefox/addon/auto-tab-disc...