{"id":1246153,"date":"2026-05-26T11:46:06","date_gmt":"2026-05-26T09:46:06","guid":{"rendered":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/"},"modified":"2026-05-26T11:46:08","modified_gmt":"2026-05-26T09:46:08","slug":"f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report","status":"publish","type":"post","link":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/","title":{"rendered":"Pentagon Just Declared the F-35 TR-3 Upgrade &#8220;Unusable&#8221;"},"content":{"rendered":"<style>.et_pb_title_container h1.entry-title { padding-top: 40px !important; }<\/style>\n\n<p>Lockheed Martin has delivered roughly 1,200 F-35s. The Pentagon&rsquo;s 2025 Director of Operational Test and Evaluation (DOT&amp;E) report, published this spring, has now declared the most important upgrade to that fleet \u2014 Technology Refresh 3 \u2014 operationally unusable. Twelve months of testing. Zero new combat capability for the warfighter.<\/p>\n\n<p>The Block 4 modernisation, which TR-3 is supposed to enable, was already late, already over budget, and already the target of two GAO reports. The new DOT&amp;E verdict pushes the timeline further: full Block 4 combat capability may not arrive before 2031.<\/p>\n\n\n<div style=\"background:#f0f0f0;border-radius:8px;padding:20px 24px;margin:24px 0;font-size:15px\"><p style=\"margin:0 0 12px;font-weight:700;color:#333;font-size:17px\">Quick Facts<\/p><ul style=\"margin:0;padding-left:20px;line-height:1.7\"><li><strong>What broke:<\/strong> Technology Refresh 3 (TR-3) &mdash; the hardware\/software foundation for F-35 Block 4<\/li><li><strong>Verdict:<\/strong> &ldquo;Has not delivered any new combat capability throughout 2025&rdquo; &mdash; DOT&amp;E 2025 report<\/li><li><strong>Affected jets:<\/strong> All F-35As produced since mid-2023 (~180+ airframes)<\/li><li><strong>Original Block 4 ready date:<\/strong> 2026<\/li><li><strong>Current best-case Block 4:<\/strong> 2031<\/li><li><strong>Programme cost overrun:<\/strong> ~$10 billion above 2018 baseline<\/li><\/ul><\/div>\n\n\n<h2 style=\"padding-top:22px\">What TR-3 was supposed to do<\/h2>\n\n<p>TR-3 is the foundation Block 4 sits on. New processors, an integrated core processor, a panoramic cockpit display, and the memory and bandwidth to run the 80-plus new capabilities Lockheed and the Joint Program Office have been promising since 2018. Block 4 itself includes new weapons, better electronic warfare, improved sensor fusion, classified upgrades to the AN\/APG-81 radar, and a path to data integration with future Collaborative Combat Aircraft.<\/p>\n\n<p>None of this works without TR-3 hardware and TR-3 software running cleanly together. And for two years now, they have not.<\/p>\n\n\n<div style=\"max-width:550px;margin:0 auto 28px\"><iframe class=\"skip-lazy\" data-no-lazy=\"1\" loading=\"eager\" src=\"https:\/\/platform.twitter.com\/embed\/Tweet.html?id=1788127547239928266&#038;theme=light\" style=\"width:100%;height:400px;border:none;border-radius:12px;overflow:hidden\" allowfullscreen><\/iframe><\/div>\n\n\n<p>The shorthand of the problem: pilots flying TR-3 jets report instability in basic mission-system functions, with software builds described internally as &ldquo;truncated&rdquo; \u2014 features stripped out to keep the jet flyable in training. Combat coding hasn&rsquo;t been certified. As DOT&amp;E noted bluntly, no operational unit has received any genuine new fighting capability from a year of TR-3 deliveries.<\/p>\n\n\n<figure class=\"wp-block-image size-large\" style=\"margin:0 0 24px\"><img data-opt-id=2094809836  fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35-cockpit-panoramic-display-software-tr3.jpg\" alt=\"F-35 cockpit panoramic display\" style=\"max-width:100%;height:auto;border-radius:6px\"><figcaption style=\"font-size:13px;color:#777;text-align:center;margin-top:6px;font-style:italic\">TR-3 redesigns the F-35 cockpit around a new wide-format display and an integrated core processor. The panoramic display is in place; the software running on it is the bottleneck.<\/figcaption><\/figure>\n\n\n<h2 style=\"padding-top:22px\">Why the Pentagon shipped jets anyway<\/h2>\n\n<p>The Air Force has accepted F-35As built to TR-3 standard since mid-2023, even before TR-3 software was anywhere near combat-ready. The deal was that those jets would sit in &ldquo;truncated&rdquo; configurations for training while the software caught up. Two and a half years later, the software has not caught up. Roughly 180-plus F-35As are now in service with limited combat utility, parked across U.S. and allied flightlines waiting for code that DOT&amp;E says cannot yet be operationally trusted.<\/p>\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #d32f2f;padding:20px 22px;margin:18px 0 24px;border-radius:0 8px 8px 0;font-size:16px;line-height:1.7\"><em>&ldquo;TR-3 has not delivered any new combat capability to the warfighter. The program continues to discover and rediscover deficiencies that should have been resolved earlier in development.&rdquo;<\/em><div style=\"margin-top:10px;font-size:14px;color:#555\"><strong>Nickolas Guertin<\/strong> &mdash; Director, Operational Test &amp; Evaluation (DOT&amp;E), Department of Defense<\/div><\/div>\n\n\n<h2 style=\"padding-top:22px\">What it means for buyers<\/h2>\n\n<p>For the 220-plus F-35As already in European service &mdash; including the brand-new Polish Husarz fleet at \u0141ask and Italy&rsquo;s F-35Bs now operating from Finnish highways &mdash; this is awkward but not catastrophic. The existing TR-2 baseline still delivers what these jets were sold to do. The problem is timeline: every new capability allies were promised for the late 2020s is now potentially a decade out.<\/p>\n\n<p>For the F-47 Next Generation Air Dominance programme, the news cuts another way. The Air Force has staked sixth-gen success on a different software architecture, an open-mission-systems backbone, and cleaner integration between the manned fighter and its Collaborative Combat Aircraft drones. Whether that lessons-learned framework holds up is the question that follows every closed-door briefing on Capitol Hill this month.<\/p>\n\n<p>Block 4, when it lands, will still be a transformational upgrade. The fight is no longer about whether the F-35 gets there. The fight is whether anyone believes the dates anymore.<\/p>\n\n\n<div style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:24px 0\"><iframe src=\"https:\/\/www.youtube.com\/embed\/YBOJ0YRaqBQ\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;border-radius:8px\" allowfullscreen><\/iframe><\/div>\n\n\n<p style=\"font-size:13px;color:#888;font-style:italic;margin-top:24px\">Sources: 2025 DOT&amp;E Annual Report, Aviation A2Z, Air &amp; Space Forces Magazine, Defense News, U.S. Government Accountability Office.<\/p>\n\n\n<div style=\"background:#f0f4ff;border-left:4px solid #5C91FF;padding:16px 20px;margin:32px 0 8px;border-radius:0 8px 8px 0\"><p style=\"margin:0 0 8px;font-weight:600;color:#333\">Related Posts<\/p><p style=\"margin:4px 0\"><a href=\"https:\/\/migflug.com\/jetflights\/every-f-35-in-the-world-is-getting-a-991m-electronic-warfare-retrofit\/\">Every F-35 in the World Is Getting a $991M EW Retrofit<\/a><\/p><p style=\"margin:4px 0\"><a href=\"https:\/\/migflug.com\/jetflights\/f-35-sustainment-cost-6-6-million-per-year-fy26-budget-cuts-2026\/\">$6.6 Million a Year Per Jet: The F-35&rsquo;s Hidden Cost Crisis<\/a><\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Lockheed Martin has delivered roughly 1,200 F-35s. The Pentagon&rsquo;s 2025 Director of Operational Test and Evaluation (DOT&amp;E) report, published this spring, has now declared the most important upgrade to that fleet \u2014 Technology Refresh 3 \u2014 operationally unusable. Twelve months of testing. Zero new combat capability for the warfighter. The Block 4 modernisation, which TR-3 [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":1246120,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"F-35 TR-3 Upgrade \"Unusable\" Says Pentagon | MiGFlug","_yoast_wpseo_metadesc":"The Pentagon's 2025 DOT&E report says the F-35's biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.","_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","editor_notices":[],"footnotes":""},"categories":[664,670],"tags":[],"class_list":["post-1246153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-military-aviation","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>F-35 TR-3 Upgrade &quot;Unusable&quot; Says Pentagon | MiGFlug<\/title>\n<meta name=\"description\" content=\"The Pentagon&#039;s 2025 DOT&amp;E report says the F-35&#039;s biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"F-35 TR-3 Upgrade &quot;Unusable&quot; Says Pentagon | MiGFlug\" \/>\n<meta property=\"og:description\" content=\"The Pentagon&#039;s 2025 DOT&amp;E report says the F-35&#039;s biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/\" \/>\n<meta property=\"og:site_name\" content=\"MiGFlug.com Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-26T09:46:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-26T09:46:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"853\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Joseph Duncan\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Joseph Duncan\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/\"},\"author\":{\"name\":\"Joseph Duncan\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/person\\\/7ed38e73f51a5891bfb3da9b272b2800\"},\"headline\":\"Pentagon Just Declared the F-35 TR-3 Upgrade &#8220;Unusable&#8221;\",\"datePublished\":\"2026-05-26T09:46:06+00:00\",\"dateModified\":\"2026-05-26T09:46:08+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/\"},\"wordCount\":681,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/05\\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg\",\"articleSection\":[\"Military Aviation\",\"News\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/\",\"name\":\"F-35 TR-3 Upgrade \\\"Unusable\\\" Says Pentagon | MiGFlug\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/05\\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg\",\"datePublished\":\"2026-05-26T09:46:06+00:00\",\"dateModified\":\"2026-05-26T09:46:08+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/person\\\/7ed38e73f51a5891bfb3da9b272b2800\"},\"description\":\"The Pentagon's 2025 DOT&E report says the F-35's biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#primaryimage\",\"url\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/05\\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg\",\"contentUrl\":\"https:\\/\\/migflug.com\\/jetflights\\/wp-content\\/uploads\\/sites\\/4\\/2026\\/05\\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg\",\"width\":1280,\"height\":853,\"caption\":\"Lockheed Martin Aeronautics Photo by Kaszynski FP150355 Reed Event: AM-01 Gov Flight 1 Customer: Allie Reed Murray, F-35 Communications Location: Fort Worth, TX Pilot: Lt Col. Parzych Date: 10-15-2015 Time: 1030 Image Public Releaseable per Allie Reed Murray, F-35 Communications\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pentagon Just Declared the F-35 TR-3 Upgrade &#8220;Unusable&#8221;\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#website\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/\",\"name\":\"MiGFlug.com Blog\",\"description\":\"for those interested in flying military jets and aviation related  topics\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/#\\\/schema\\\/person\\\/7ed38e73f51a5891bfb3da9b272b2800\",\"name\":\"Joseph Duncan\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/cd6d4cc4c63e8c05a1f5db9308c285d6dd9753e6d076a39f8c5ed9a7d9f7c523?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/cd6d4cc4c63e8c05a1f5db9308c285d6dd9753e6d076a39f8c5ed9a7d9f7c523?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/cd6d4cc4c63e8c05a1f5db9308c285d6dd9753e6d076a39f8c5ed9a7d9f7c523?s=96&d=mm&r=g\",\"caption\":\"Joseph Duncan\"},\"description\":\"Joseph is the fastest pen in the newsroom. When the Pentagon drops a press release at 5 PM on a Friday, his article is live before most people finish reading the headline. Sharp, witty, and allergic to jargon, he turns breaking defence news into stories that are as entertaining as they are informative.\",\"url\":\"https:\\\/\\\/migflug.com\\\/jetflights\\\/author\\\/josephduncan\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"F-35 TR-3 Upgrade \"Unusable\" Says Pentagon | MiGFlug","description":"The Pentagon's 2025 DOT&E report says the F-35's biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/","og_locale":"en_US","og_type":"article","og_title":"F-35 TR-3 Upgrade \"Unusable\" Says Pentagon | MiGFlug","og_description":"The Pentagon's 2025 DOT&E report says the F-35's biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.","og_url":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/","og_site_name":"MiGFlug.com Blog","article_published_time":"2026-05-26T09:46:06+00:00","article_modified_time":"2026-05-26T09:46:08+00:00","og_image":[{"width":1280,"height":853,"url":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg","type":"image\/jpeg"}],"author":"Joseph Duncan","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Joseph Duncan","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#article","isPartOf":{"@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/"},"author":{"name":"Joseph Duncan","@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/person\/7ed38e73f51a5891bfb3da9b272b2800"},"headline":"Pentagon Just Declared the F-35 TR-3 Upgrade &#8220;Unusable&#8221;","datePublished":"2026-05-26T09:46:06+00:00","dateModified":"2026-05-26T09:46:08+00:00","mainEntityOfPage":{"@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/"},"wordCount":681,"commentCount":0,"image":{"@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#primaryimage"},"thumbnailUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg","articleSection":["Military Aviation","News"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/","url":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/","name":"F-35 TR-3 Upgrade \"Unusable\" Says Pentagon | MiGFlug","isPartOf":{"@id":"https:\/\/migflug.com\/jetflights\/#website"},"primaryImageOfPage":{"@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#primaryimage"},"image":{"@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#primaryimage"},"thumbnailUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg","datePublished":"2026-05-26T09:46:06+00:00","dateModified":"2026-05-26T09:46:08+00:00","author":{"@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/person\/7ed38e73f51a5891bfb3da9b272b2800"},"description":"The Pentagon's 2025 DOT&E report says the F-35's biggest software upgrade has delivered zero new combat capability. Full Block 4 may slip to 2031.","breadcrumb":{"@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#primaryimage","url":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg","contentUrl":"https:\/\/ml5psubhxdln.i.optimole.com\/cb:2_dW.be39\/w:auto\/h:auto\/q:mauto\/ig:avif\/https:\/\/migflug.com\/jetflights\/wp-content\/uploads\/sites\/4\/2026\/05\/f-35a-flight-test-tr3-block-4-pentagon-unusable.jpg","width":1280,"height":853,"caption":"Lockheed Martin Aeronautics Photo by Kaszynski FP150355 Reed Event: AM-01 Gov Flight 1 Customer: Allie Reed Murray, F-35 Communications Location: Fort Worth, TX Pilot: Lt Col. Parzych Date: 10-15-2015 Time: 1030 Image Public Releaseable per Allie Reed Murray, F-35 Communications"},{"@type":"BreadcrumbList","@id":"https:\/\/migflug.com\/jetflights\/f-35-tr-3-upgrade-unusable-pentagon-2025-dote-report\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/migflug.com\/jetflights\/"},{"@type":"ListItem","position":2,"name":"Pentagon Just Declared the F-35 TR-3 Upgrade &#8220;Unusable&#8221;"}]},{"@type":"WebSite","@id":"https:\/\/migflug.com\/jetflights\/#website","url":"https:\/\/migflug.com\/jetflights\/","name":"MiGFlug.com Blog","description":"for those interested in flying military jets and aviation related  topics","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/migflug.com\/jetflights\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/migflug.com\/jetflights\/#\/schema\/person\/7ed38e73f51a5891bfb3da9b272b2800","name":"Joseph Duncan","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/cd6d4cc4c63e8c05a1f5db9308c285d6dd9753e6d076a39f8c5ed9a7d9f7c523?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/cd6d4cc4c63e8c05a1f5db9308c285d6dd9753e6d076a39f8c5ed9a7d9f7c523?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/cd6d4cc4c63e8c05a1f5db9308c285d6dd9753e6d076a39f8c5ed9a7d9f7c523?s=96&d=mm&r=g","caption":"Joseph Duncan"},"description":"Joseph is the fastest pen in the newsroom. When the Pentagon drops a press release at 5 PM on a Friday, his article is live before most people finish reading the headline. Sharp, witty, and allergic to jargon, he turns breaking defence news into stories that are as entertaining as they are informative.","url":"https:\/\/migflug.com\/jetflights\/author\/josephduncan\/"}]}},"_links":{"self":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts\/1246153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/comments?post=1246153"}],"version-history":[{"count":1,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts\/1246153\/revisions"}],"predecessor-version":[{"id":1246155,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/posts\/1246153\/revisions\/1246155"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/media\/1246120"}],"wp:attachment":[{"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/media?parent=1246153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/categories?post=1246153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/migflug.com\/jetflights\/wp-json\/wp\/v2\/tags?post=1246153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}