 Hello, this is Laptop Media, and today, we will show you how to open the Lenovo Thinkbook 15 Gen 4 and what's inside of it. To pop this laptop open, you need to undo a total of 10 Philips head screws. Then, pry the bottom panel, starting from the front. It is best to use a plastic tool. Please remember, it would be of great help to us if you just hit the like button and subscribe to our channel. That would motivate us to make even more and better videos for you. Our configuration features the smaller 45Wh battery pack. It lasts for 7 hours of web browsing, or 5 hours of video playback. To remove it, unplug it from the motherboard, and undo all 3 Philips head screws that keep it attached to the chassis. This machine comes with 8GB of DDR4 RAM soldered to the motherboard. You can further expand it by up to 32GB via the single Sodom slot. Storage-wise, there are 2 M.2 PCI-EX4 slots, both of which support Gen 4 SSDs. Respectively, the cooling comprises 2 heat pipes, a heat sink, and a fan. In addition, there is a heat spreader over the VRMs. If you'd like to see more disassembly videos of the latest notebooks, we would highly appreciate if you hit the like button and subscribe to the channel.