After you have booted into the Advanced Startup Options, you need to navigate to the setting that allows you to Reset your Windows 11/10 computer. Click on Troubleshoot > Reset this PC to land on ...
The Lenovo ThinkBook Plus Gen 5 Hybrid is a wild device. An Android tablet and Windows PC in one. However, while it's certainly cool, it's mostly a niche device that's a little on the pricey side.