{"id":2588,"date":"2023-08-05T19:41:32","date_gmt":"2023-08-06T03:41:32","guid":{"rendered":"https:\/\/systemsolver.com\/StatlerBlog\/?p=2588"},"modified":"2023-08-05T19:41:32","modified_gmt":"2023-08-06T03:41:32","slug":"windows-10-11-efi-partition","status":"publish","type":"post","link":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/2023\/08\/05\/windows-10-11-efi-partition\/","title":{"rendered":"Windows 10\/11 EFI ESP partition &#8211; too many"},"content":{"rendered":"<p>I was using AEOMI backup to restore and it kept putting a new EFI partition on each time rather than overwriting the existing one or just keeping the existing one.<\/p>\n<p><a href=\"https:\/\/woshub.com\/how-to-rebuild-bcd-file-in-windows-10\/\">https:\/\/woshub.com\/how-to-rebuild-bcd-file-in-windows-10\/<\/a><\/p>\n<p>Also<\/p>\n<p><a href=\"https:\/\/superuser.com\/questions\/1399789\/how-do-i-find-out-which-efi-system-partition-is-in-use-by-windows-10\">https:\/\/superuser.com\/questions\/1399789\/how-do-i-find-out-which-efi-system-partition-is-in-use-by-windows-10<\/a><\/p>\n<div class=\"s-prose js-post-body\">\n<ul>\n<li>open a command prompt with admin privileges (approve UAC if demanded)<\/li>\n<li>start diskpart -&gt; <strong>diskpart<\/strong><\/li>\n<li>select your disk with efi partions -&gt; <strong>sel disk 1<\/strong> (if disk 1 is the correct disk)<\/li>\n<li>list your available partitions -&gt; <strong>list part<\/strong><\/li>\n<li>if partition 2 that is the efi partition -&gt; <strong>sel part 2<\/strong><\/li>\n<li>detail part\n<pre><code>Partition 2\nType    : c12a7328-f81f-11d2-ba4b-00a0c93ec93b\nHidden  : Yes\nRequired: No\nAttrib  : 0X8000000000000000\nOffset in Bytes: 524288000\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<p>Now when the <strong>Required:<\/strong> property is set to <strong>No<\/strong>, you know that is the EFI partition you can delete. The other EFI partition will have the <strong>Required:<\/strong> property set to <strong>Yes<\/strong>. Do not delete that partition.<\/p>\n<p>more info about the <strong>Required<\/strong> property, scroll to: <a href=\"http:\/\/www.boot-disk.com\/diskpart_syntax.htm\" rel=\"noreferrer\">gpt attributes<\/a> on this page.<\/p>\n<h2>Edit:<\/h2>\n<p>to change the windows boot device (efi partition) use the following command:<\/p>\n<pre><code>bcdedit \/set {bootmgr} device partition=a:\n<\/code><\/pre>\n<p>*where a: is the assigned drive letter for your new efi partition<\/p>\n<p>Thanks to @mbrownnyc for looking up this information <a href=\"https:\/\/msdn.microsoft.com\/en-us\/ie\/dn898491%28v=vs.60%29?f=255&amp;MSPPError=-2147217396\" rel=\"noreferrer\">bcdedit Device Setting<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>I was using AEOMI backup to restore and it kept putting a new EFI partition on each time rather than overwriting the existing one or just keeping the existing one. https:\/\/woshub.com\/how-to-rebuild-bcd-file-in-windows-10\/ Also https:\/\/superuser.com\/questions\/1399789\/how-do-i-find-out-which-efi-system-partition-is-in-use-by-windows-10 open a command prompt with admin privileges (approve UAC if demanded) start diskpart -&gt; diskpart select your disk with efi partions -&gt; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2588","post","type-post","status-publish","format-standard","hentry","category-general"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/posts\/2588","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/comments?post=2588"}],"version-history":[{"count":0,"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/posts\/2588\/revisions"}],"wp:attachment":[{"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/media?parent=2588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/categories?post=2588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/systemsolver.goodhealthyday.com\/StatlerBlog\/wp-json\/wp\/v2\/tags?post=2588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}