How to Find PID for Kindle iPhone App (9 Steps)

Click on 'Settings' option on the home screen of your Kindle.
Enter '411.' This will pull up a hidden screen where factory settings are monitored. One of the items there will be a 16-digit case-sensitive serial number for your Kindle.
Copy down this 16-digit code for later use.
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How to Install Kindle on the iPad

Tap the 'App Store' icon on your iPad home screen.
Tap the search box. Enter 'Kindle' as your search term and then tap the 'Search' button.
Select 'Kindle' from the search results page.
Tap the 'Free' button below the Kindle icon and then tap 'Install.' Enter your Apple ID password to authorize installation.
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How to Sync an iPhone and a Kindle (3 Steps)

Download the free Kindle application from the App store on the iPhone homescreen. This is the blue icon with an 'A' in the middle.
Tap the Kindle icon to open it when installation is complete. The Kindle icon is says 'amazon.com' on the top and 'Kindle' on the bottom and has a blue background with a person sitting by a tree reading.
Log into your Amazon account. The login screen will open the first time Kindle is accessed from the iPhone. All devices that have accessed the Kindle account are now synced with each other and ready to retrieve the latest book.
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How to Make the Kindle Reverse the Colors

Tap to open the Kindle app on the iPad.
Tap and select the book you want to read.
Tap the 'AA' button to open the Text menu. Tap 'White' to invert the background and text colors from black to white.
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