The last time I tested it, iCloud tabs did not work when in private browsing. Also (i just realized) If you cant/dont want to change your iCloud password to lock her out, you can just use another browser (Firefox/Chrome) - they do not support iCloud. The best way to check for a keylogger is to find a good keylogger/malware scanner for Mac.
Oct 20, 2017 What Is Private Browsing And Why Should You Use it? Jan 27, 2017 How Private Browsing Works, and Why It Doesn’t Offer Jul 05, 2017
May 22, 2013 · How to Enable Private Browsing As mentioned above, Private Browsing was introduced in iOS 5, so you’ll need an iPhone, iPad, or iPod touch running iOS 5 or higher. To enable it, unlock your device and go to Settings > Safari > Privacy and turn “Private Browsing” to “ON.”
How To Turn On Private Browsing On iPhone & iPad: Go In this feature we're going to show you how to turn on and use private browsing on your iPhone or iPad, as well as explaining why using an 'incognito mode' makes sense. Who can see your browsing How to Take off Private Number on iPhone - iMyFone
Jul 25, 2019 · Enable Private Browsing on iPhone using 3-D Touch Users of iPhone 6S/ 6S Plus and later can use Apple's innovative 3-D touch solution that brings up more options upon applying a little more force on the screen. 3-D ouch has to be enabled on your phone.
Jan 27, 2017 How Private Browsing Works, and Why It Doesn’t Offer Jul 05, 2017