

Once you find a book, download it to your device (preferably a computer or mobile phone). So if you’re unable to find a book on Amazon, you can look it up on any of these digital libraries, or just visit them to explore and find a new read: Best Sites to download free Kindle eBooks While Amazon has a pretty extensive collection of eBooks for the Kindle, it’s not the only online source of free eBooks on the internet there are several other digital libraries, which also offer eBooks for free on the internet. Find Free eBooks Online or Transfer Your Offline Reads to Kindle

However, note that you can access the shared items as long as the other person shares them.

Shared items will appear in your account, and you can access them just like how you do with other eBooks and audiobooks. Once Amazon Household is set up, you can ask the person to share their eBooks with you.

All the eBooks and audiobooks available under the service are only accessible till you have the subscription. Kindle Unlimited is a subscription service from Amazon for Kindle users that offers free access to selected content for a fixed subscription cost per month. Although it doesn’t usually take long to deliver your eBook, at times when it does, you might want to wait for some time and try syncing or restarting your Kindle. Make sure your Kindle (or the device you’ve sent the book to) is connected to the internet.
