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How to Update Intel Microcode on Debian 11 Bullseye

Tags: , , , , , , Date/Time: October 17, 2021 @ 12:00 am, by raindog308

Not long ago I noticed this message when booting one of my home systems: “TSC_DEADLINE disabled due to Errata; please update microcode to version: 0x22 (or later)” I wasn’t having any issues with the system, but this sounded like something I should correct.  But doing a microcode upgrade sounded risky – couldn’t brick my CPU?  […]