
The Nook has the ability to sideload in your own personal collection of digital content. Barnes and Noble has hotspots in all of their bookstores, which you can also connect to.

It has Bluetooth 5.1 and WIFI 802.11 b/g/n to connect to the online bookstore, to purchase and download ebooks. You will be able to charge the reader with a USB-C cable, this is the first time B&N has ever employed a modern port on any of their E INK devices. Underneath the hood is an Allwinner B300 quadcore 1.5 GHZ CPU processor, 2GB of RAM and 32GB of internal storage. If you press it, you will go back to the home screen, if you hold it for a couple of seconds, the front-lit display will turn on. At the bottom of the unit, is the home button, this is denoted by the N. There are physical page turn buttons on both sides of the screen, and they curl inwards, towards the back. It does not have an ambient light sensor, instead it relies on the time of day.

The front-lit display can only be tuned to automatically turn on, at specific time of day. This will be customized with a two slider bars in the settings menu. There are series of white and amber LED lights, so you can control the front-lit display and color temperature system. The overall color scheme is jet black on the front and the sides. When you are reading ebooks, the text looks crisper than the Kobo Sage or Kindle Paperwhite 11th Generation. This was a good move by B&N because it absorbs light and does not reflect it like glass based screens. There is an all-new screen protector installed on the factory level, which helps protect the plastic e-paper display. The screen is not flush with the bezel and instead has a sunken screen. The Barnes and Noble Nook Glowlight 4 features a 6-inch E INK Carta HD display with a resolution of 1072×1404 and 300 PPI. The company primarily markets the Nook in the United States, with Kindle and Kobo both being sold through many big box retailers, should you buy the Nook Glowlight 4? This new device has redesigned manual page turn buttons and packs more LED lights into the six-inch reader. The company tends to release new hardware every couple of years and in December, 2021, they unveiled the Nook Glowlight 4.

Barnes and Noble has been developing e-readers since 2010, the bookseller has been leveraging their 600 retail stores to drive sales.
