There is an update coming for your Intel CPU based Windows computer that may affect performance. The update is reportedly coming on Tuesday. It would be nice if users could report here if they notice and difference with Lightroom, Photoshop, and any other editing programs after the update. Mac computers that have the December 6 update already have the fix. Read more here, https://www.pcworld.com/article/3245606/security/intel-x86-cpu-kernel-bug-faq-how-it-affects-pc-mac.html