Would this fix this as well? app.update.url.manual should be updated for ESR branches https://bugzilla.mozilla.org/show_bug.cgi?id=1499216
Bug 1592731 Comment 18 Edit History
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To answer my own question, yes. Would this fix this as well? app.update.url.manual should be updated for ESR branches https://bugzilla.mozilla.org/show_bug.cgi?id=1499216