Before updating, you must identify your specific M72e model. Lenovo categorizes them into three distinct types based on the found in the BIOS Setup (press F1 during startup): System Type BIOS Revision Prefix Example Version Ivy F1KTxxA Tiny F4KTxxA PCI F9KTxxA 3. Update Methods
Close all apps and disable any "Auto-update" software. lenovo thinkcentre m72e bios update