how to open a new tab without covering the old one but display beside it
please tell me how to install it. thanks for your help.
hi, perhaps you could try this add-on: https://addons.mozilla.org/firefox/addon/open-link-in-sidebar/從原來的回覆中察看解決方案 👍 0
hi, perhaps you could try this add-on: https://addons.mozilla.org/firefox/addon/open-link-in-sidebar/