{"id":61430,"date":"2023-11-29T19:00:07","date_gmt":"2023-11-29T18:00:07","guid":{"rendered":"https:\/\/ekiwi-blog.de\/61430\/virtualbox-processor-setting-greyed-out\/"},"modified":"2023-11-29T19:11:31","modified_gmt":"2023-11-29T18:11:31","slug":"virtualbox-processor-setting-greyed-out","status":"publish","type":"post","link":"https:\/\/ekiwi-blog.de\/en\/61430\/virtualbox-processor-setting-greyed-out\/","title":{"rendered":"VirtualBox: Processor setting greyed out"},"content":{"rendered":"<p>Number of processors greyed out in VirtualBox.<\/p>\n<p><!--more--><\/p>\n<p>Today I wanted to try something out in a virtual machine. In the settings I was perplexed. Only one processor was set here and the setting was also greyed out and could not be changed.<\/p>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/dpSLbbjQPpo?si=ebfHkyNFLaVGFsjs\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_1.png\" alt=\"\" width=\"695\" height=\"497\" class=\"aligncenter size-full wp-image-61418\" srcset=\"https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_1.png 695w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_1-300x215.png 300w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_1-350x250.png 350w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_1-420x300.png 420w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/p>\n<p>The solution was to activate the virtualization function in the UEFI\/BIOS. Apparently I had deactivated it when I rebuilt the computer and loaded the default values.<\/p>\n<p>On my AMD processor, the function is called &#8220;SVM Mode&#8221;. In other systems, just look for VT, Enable Virtualization, something like that.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_2.png\" alt=\"\" width=\"1000\" height=\"750\" class=\"aligncenter size-full wp-image-61422\" srcset=\"https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_2.png 1000w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_2-300x225.png 300w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_2-768x576.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>After the restart, everything worked as before and the setting was possible again.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_3.png\" alt=\"\" width=\"695\" height=\"497\" class=\"aligncenter size-full wp-image-61426\" srcset=\"https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_3.png 695w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_3-300x215.png 300w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_3-350x250.png 350w, https:\/\/ekiwi-blog.de\/wp-content\/uploads\/2023\/11\/cpu_3-420x300.png 420w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Number of processors greyed out in VirtualBox.<\/p>\n","protected":false},"author":1,"featured_media":14441,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1555],"tags":[3424,3423,2071],"class_list":["post-61430","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-en","tag-bios-en","tag-uefi-en","tag-virtualbox-en"],"_links":{"self":[{"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/posts\/61430","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/comments?post=61430"}],"version-history":[{"count":0,"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/posts\/61430\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/media\/14441"}],"wp:attachment":[{"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/media?parent=61430"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/categories?post=61430"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ekiwi-blog.de\/en\/wp-json\/wp\/v2\/tags?post=61430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}