There is not a setting for turning on & off private browsing in Firefox mobile. <!-- There is not a setting for entering and leaving private browsing in Firefox mobile. You can manually clear all private data by pressing the 'Clear private data' button in the Preferences window. [post by kbrosnan] --> I could be wrong so let me do some more digging and see if there is a easier way. '''Update:''' <br> Do you have a problem where a blank page is loading for Kindle Cloud Reader? I see there's a FAQ page saying to make sure private browsing mode is off if you are having problems with Kindle Cloud Reader. If that is right, could you tell us what kinds of problems you're seeing w/ Kindle Cloud? This article shows you how to close tabs in Private Browsing mode in Firefox for Android: <br>[https://support.mozilla.org/en-US/kb/mobile-private-browsing-browse-web-without-saving-syncing-info#w_manage-your-open-private-browsing-tabs Mobile Private Browsing - Manage your private browsing tabs]

*Tools > Options > Privacy, choose the setting Firefox will: Use custom settings for history *Deselect: [ ] "Always use private browsing mode" *https://support.mozilla.org/en-US/kb/private-browsing-browse-web-without-saving-info