Debian on Lenovo Thinkpad X240 | Gabriel Saldaña's blog
Amazon.com: Lenovo ThinkPad X240 12.5" LED Ultrabook, Intel Core i3-4010U 1.7GHz, 4GB DDR3, 500GB, Intel HD Graphics 4400, Windows 10 Professional 64-bit, Black (Renewed) : Electronics
GitHub - Sniki/Lenovo-Thinkpad-X240: Lenovo ThinkPad X240 using OpenCore Bootloader
Amazon.com: 2019 Lenovo Thinkpad X250 12.5 Ultrabook Premium Business Laptop Computer, Intel Core i5-5300U Up to 2.9GHz, 8GB RAM, 256GB SSD, WiFi, USB 3.0, Windows 10 Professional (Renewed) : Electronics
ThinkPad x240 w/Ubuntu stuck at boot screen of Lenovo ThinkPad, even diagnostic and boot menu not giving any solutions. Recently changed my harddrive and everything was running super smooth. Please help :
Boot Lenovo ThinkPad From USB | Lenovo Boot Menu t420, t440, t400, x240, x580 - YouTube