7.5.1: Several experience improvements
and bug fixes.
Tip: If you happen to encounter a blank
screen during login or while loading the Kindle Store, please be
sure to update the Android System WebView app from
https://play.google.com/store/apps/details?id=com.google.android.webview
. Alternatively, search for “Android System WebView” on the Google
Play App Store and update that app