{"id":51531,"date":"2026-04-09T17:12:28","date_gmt":"2026-04-09T21:12:28","guid":{"rendered":"https:\/\/mjtsai.com\/blog\/?p=51531"},"modified":"2026-04-14T13:48:30","modified_gmt":"2026-04-14T17:48:30","slug":"ios-26-4-1-and-ipados-26-4-1","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2026\/04\/09\/ios-26-4-1-and-ipados-26-4-1\/","title":{"rendered":"iOS 26.4.1 and iPadOS 26.4.1"},"content":{"rendered":"<p><a href=\"https:\/\/www.macrumors.com\/2026\/04\/08\/apple-releases-ios-26-4-1\/\">Juli Clover<\/a> (<a href=\"https:\/\/support.apple.com\/en-us\/123075\">iOS<\/a>\/<a href=\"https:\/\/support.apple.com\/en-us\/123074\">iPadOS<\/a> release notes, no <a href=\"https:\/\/support.apple.com\/en-us\/100100\">security<\/a>, <a href=\"https:\/\/support.apple.com\/en-us\/125073\">enterprise<\/a>, no <a href=\"https:\/\/developer.apple.com\/documentation\/ios-ipados-release-notes\/ios-ipados-26_4-release-notes\">developer<\/a>):<\/p>\n<blockquote cite=\"https:\/\/www.macrumors.com\/2026\/04\/08\/apple-releases-ios-26-4-1\/\">\n<p>According to Apple&rsquo;s release notes, the software updates contain unspecified &ldquo;bug fixes.&rdquo;<\/p>\n<\/blockquote>\n\n<p><a href=\"https:\/\/9to5mac.com\/2026\/04\/08\/iphone-icloud-sync-bug-apple-passwords-fixed\/\">Benjamin Mayo<\/a>:<\/p>\n<blockquote cite=\"https:\/\/9to5mac.com\/2026\/04\/08\/iphone-icloud-sync-bug-apple-passwords-fixed\/\">\n<p>While the official release notes were vague, a <a href=\"https:\/\/developer.apple.com\/forums\/thread\/820550\">thread on the developer forums<\/a> indicates it actually fixes a significant bug related to iCloud data syncing.<\/p>\n<p>Developers had noticed that iPhones running 26.4 would stop receiving iCloud change notifications, which impacted cloud data sync for apps that use CloudKit framework, including Apple&rsquo;s own Passwords app.<\/p>\n<p>[&#8230;]<\/p>\n<p>The bug exists on iPadOS 26.4.0 as well, but macOS Tahoe 26.4 was not afflicted by the same issue.<\/p>\n<\/blockquote>\n\n<p><a href=\"https:\/\/tidbits.com\/2026\/04\/09\/apple-releases-ios-26-4-1-and-ipados-26-4-1-to-fix-cloudkit-syncing-bug\/\">Adam Engst<\/a>:<\/p>\n<blockquote cite=\"https:\/\/tidbits.com\/2026\/04\/09\/apple-releases-ios-26-4-1-and-ipados-26-4-1-to-fix-cloudkit-syncing-bug\/\">\n<p>Apple, would it kill you to acknowledge what the bug affected in the release notes? Something like, &ldquo;Fixes an issue where data synced by iCloud may not appear immediately.&rdquo;<\/p>\n<\/blockquote>\n\n<p><a href=\"https:\/\/support.apple.com\/en-us\/125073\">Apple<\/a> (<a href=\"https:\/\/www.macrumors.com\/2026\/04\/08\/ios-26-4-1-has-two-changes-for-iphones\/\">MacRumors<\/a>):<\/p>\n<blockquote cite=\"https:\/\/support.apple.com\/en-us\/125073\">\n<p>Stolen Device Protection will be automatically enabled on devices that update from iOS 26.4 to iOS 26.4.1.<\/p>\n<\/blockquote>\n\n<p><a href=\"https:\/\/tidbits.com\/2026\/04\/09\/apple-releases-ios-26-4-1-and-ipados-26-4-1-to-fix-cloudkit-syncing-bug\/\">Adam Engst<\/a>:<\/p>\n<blockquote cite=\"https:\/\/tidbits.com\/2026\/04\/09\/apple-releases-ios-26-4-1-and-ipados-26-4-1-to-fix-cloudkit-syncing-bug\/\">\n<p>I tested this explicitly with my update, turning Stolen Device Protection off before I installed, and checking immediately afterward, where it remained off.<\/p>\n<\/blockquote>\n\n<p>I don&rsquo;t understand why Apple keeps announcing that it&rsquo;s doing this and then not actually doing it, or perhaps only doing it for certain users. If, like me, you don&rsquo;t want Stolen Device Protection, the idea of being opted into it is a bit scary. If you do want it, you may now have a false sense of security unless you check that it was actually enabled.<\/p>\n\n<p>Previously:<\/p>\n<ul>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2026\/04\/06\/notes-from-setting-up-new-apple-devices\/\">Notes From Setting Up New Apple Devices<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2026\/04\/01\/cloudkit-problems-with-ios-26-4\/\">CloudKit Problems With iOS 26.4<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2026\/03\/25\/ios-26-4-and-ipados-26-4\/\">iOS 26.4 and iPadOS 26.4<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2026\/02\/17\/ios-26-4-stolen-device-protection-enabled-by-default\/\">iOS 26.4: Stolen Device Protection Enabled by Default<\/a><\/li>\n<\/ul>\n\n<p id=\"ios-26-4-1-and-ipados-26-4-1-update-2026-04-14\">Update (<a href=\"#ios-26-4-1-and-ipados-26-4-1-update-2026-04-14\">2026-04-14<\/a>): <a href=\"https:\/\/www.macobserver.com\/news\/ios-26-4-1-problems-reported-by-iphone-users-after-the-update\/\">Akshay Kumar<\/a>:<\/p>\n<blockquote cite=\"https:\/\/www.macobserver.com\/news\/ios-26-4-1-problems-reported-by-iphone-users-after-the-update\/\">\n<p>Wi-Fi instability remains a widely discussed problem after updating to iOS 26.4.1. The networking stack continues to struggle with maintaining steady connections to local routers, and Apple has yet to officially acknowledge its flaw, leaving users to rely on community troubleshooting.<\/p>\n<p>[&#8230;]<\/p>\n<ul><li>Reports confirm the update resolves the <strong>CloudKit\/iCloud sync bug<\/strong>, which previously caused outdated or missing data across apps like Passwords.<\/li>\n<\/ul>\n<p>However, users are still discussing lingering issues:<\/p>\n<ul>\n<li>Delayed syncing after update<\/li>\n<li>Temporary mismatch between devices<\/li>\n<li>Apps needing manual refresh to update data<\/li>\n<\/ul>\n<\/blockquote>\n\n<p><a href=\"https:\/\/c.im\/@nickheer\/116404077501349636\">Nick Heer<\/a>:<\/p>\n<blockquote cite=\"https:\/\/c.im\/@nickheer\/116404077501349636\">\n<p>We&rsquo;re four major updates into iOS 26 and Safari still opens tabs from other apps in random places among open tabs. Too bad this massive company has no time to fix bugs.<\/p>\n<\/blockquote>\n\n<p>I&rsquo;m still seeing lots of freezes in Safari where the bottom bar gets drawn in the center of the screen, and the whole app stops responding to taps.<\/p>","protected":false},"excerpt":{"rendered":"<p>Juli Clover (iOS\/iPadOS release notes, no security, enterprise, no developer): According to Apple&rsquo;s release notes, the software updates contain unspecified &ldquo;bug fixes.&rdquo; Benjamin Mayo: While the official release notes were vague, a thread on the developer forums indicates it actually fixes a significant bug related to iCloud data syncing. Developers had noticed that iPhones running [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"2026-04-09T21:12:32Z","apple_news_api_id":"c59d4500-c864-4048-8f4f-6c9ef3504199","apple_news_api_modified_at":"2026-04-14T17:48:34Z","apple_news_api_revision":"AAAAAAAAAAAAAAAAAAAAAg==","apple_news_api_share_url":"https:\/\/apple.news\/AxZ1FAMhkQEiPT2ye81BBmQ","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[2],"tags":[916,31,2741,2304,1814,2763,2305,2885,187],"class_list":["post-51531","post","type-post","status-publish","format-standard","hentry","category-technology","tag-cloudkit","tag-ios","tag-ios-26","tag-ios-release","tag-ipados","tag-ipados-26","tag-ipados-release","tag-stolen-device-protection","tag-wifi"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/51531","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=51531"}],"version-history":[{"count":4,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/51531\/revisions"}],"predecessor-version":[{"id":51582,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/51531\/revisions\/51582"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=51531"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=51531"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=51531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}