Create a "Keep" folder before you start deleting. Move your absolute favorites into a collection. This helps you avoid accidentally deleting a book you’ll re-read every year (looking at you, Harry Potter).
How to delete books from Kindle - YouTube
Set a monthly digital declutter date. Every 30 days, spend five minutes removing books you finished and didn’t love. It’s like taking out the mental recycling. Your brain will thank you for the reduced overwhelm.
Remember: deleting a book doesn’t delete the experience. That thriller you read on a beach trip? The feeling of sand between your toes is stored in your memory, not on your device. Let the hardware go.