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AppTabs don't open when I start Firefox

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Tim
Tim
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I pinned a couple of tabs as App tabs. When I closed Firefox and re-opened they did not re-open as is described in their description page.

I pinned a couple of tabs as App tabs. When I closed Firefox and re-opened they did not re-open as is described in their description page.

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cor-el
cor-el
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App (pinned) tabs and Tab Groups (Panorama) are stored as part of the session data in the file sessionstore.js in the Firefox profile folder.

Make sure that you do not use Delete browsing, search and download history on Firefox to clear the "Browsing History" when Firefox is closed because that prevails and prevents Firefox from opening tabs from the previous session.