{"id":337,"date":"2018-09-11T13:05:40","date_gmt":"2018-09-11T13:05:40","guid":{"rendered":"https:\/\/www.arysontechnologies.com\/updates\/?p=337"},"modified":"2026-01-06T12:27:43","modified_gmt":"2026-01-06T12:27:43","slug":"fix-error-the-backup-file-contains-unrecognized","status":"publish","type":"post","link":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/","title":{"rendered":"How to Fix \u201cThe Backup File Contains Unrecognized Data\u201d Error"},"content":{"rendered":"<p class=\"block_sum mb-3\">Seeing the error <strong>&ldquo;The backup file contains unrecognized data and cannot be used&rdquo;<\/strong> usually means your BKF backup file has become unreadable. This situation often arises when Windows Backup fails to read corrupted or incompatible backup data. However, with a proper understanding of the cause and the help of the <strong><a title=\"BKF Recovery\" href=\"https:\/\/www.arysontechnologies.com\/bkf-recovery.html\" target=\"_blank\" rel=\"noopener\">Aryson BKF Recovery Tool<\/a><\/strong>, you can restore important files without risking further data loss. This guide explains the exact reasons behind the error and the most effective ways to fix it. <span class=\"block_btn\"><a class=\"custom-download-btn\" href=\"https:\/\/www.arysontechnologies.com\/demo-version\/Aryson-BKF-Repair-Demo.exe\" rel=\"nofollow\"> Download Now<\/a>&nbsp;&nbsp;<a class=\"custom-buy-btn\" href=\"https:\/\/www.arysontechnologies.com\/bkf-recovery\/buy-now.html\" rel=\"nofollow\"> Purchase Now<\/a><\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#What_Does_%E2%80%9CThe_Backup_File_Contains_Unrecognized_Data_and_Cannot_be_Used%E2%80%9D_Error_Mean\" >What Does &ldquo;The Backup File Contains Unrecognized Data and Cannot be Used&rdquo; Error Mean?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#When_Does_This_Error_Commonly_Appear\" >When Does This Error Commonly Appear?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Major_Reasons_Behind_This_Unrecognized_Data_Error\" >Major Reasons Behind This Unrecognized Data Error<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Quick_Checks_Before_Applying_Advanced_Solutions\" >Quick Checks Before Applying Advanced Solutions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Method_01_Restore_BKF_File_Using_Windows_Backup_Utility\" >Method 01: Restore BKF File Using Windows Backup Utility<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Method_02_Check_BKF_File_Compatibility_with_Windows_Version\" >Method 02: Check BKF File Compatibility with Windows Version<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Method_03_Scan_the_System_for_Malware_or_File_Corruption\" >Method 03: Scan the System for Malware or File Corruption<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Why_Manual_Methods_Often_Fail\" >Why Manual Methods Often Fail<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Best_Professional_Solution_to_Fix_Backup_File_Unrecognized_Data_Issue\" >Best Professional Solution to Fix Backup File Unrecognized Data Issue<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Simple_Steps_to_Fix_BKF_File_Unreadable_Error_Solutions\" >Simple Steps to Fix BKF File Unreadable Error Solutions<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#Conclusion\" >Conclusion<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#FAQs_%E2%80%93_People_Also_Ask\" >FAQs &ndash; People Also Ask<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"What_Does_%E2%80%9CThe_Backup_File_Contains_Unrecognized_Data_and_Cannot_be_Used%E2%80%9D_Error_Mean\"><\/span>What Does &ldquo;The Backup File Contains Unrecognized Data and Cannot be Used&rdquo; Error Mean?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This error clearly indicates that Windows Backup cannot understand the structure of the BKF file. In simple words, the backup file exists, but the data inside it is unreadable. Because of this, Windows stops the restore process to avoid further damage. Moreover, the system does not offer any built-in repair option for BKF files. Therefore, once corruption occurs, the error becomes persistent.<\/p>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"When_Does_This_Error_Commonly_Appear\"><\/span>When Does This Error Commonly Appear?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In most cases, users encounter this error during the restore process. However, it may also appear when accessing old backups. Common scenarios include:<\/p>\n<ul>\n<li>When the individual restores the BKF files on a newer Windows version.<\/li>\n<li>Along with that, it also occurs when they open the backups created years ago.<\/li>\n<li>If you are using backups after an unexpected system crash, then you will face this error.<\/li>\n<li>Apart from these reasons, if you restore backups stored on external drives<\/li>\n<\/ul>\n<p>Now you better know that due to these situations, the backup file becomes unstable and gets the &ldquo;Backup File Contains Unrecognized Data and Cannot Be Used&rdquo; error.<\/p>\n<h2 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Major_Reasons_Behind_This_Unrecognized_Data_Error\"><\/span>Major Reasons Behind This Unrecognized Data Error<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Several factors contribute to this issue. Therefore, understanding the root cause helps in choosing the right solution.<\/p>\n<ul>\n<li><strong>BKF File Corruption: <\/strong>Backup files can become corrupted due to sudden shutdowns, power failures, or disk errors. As a result, Windows fails to read the file.<\/li>\n<li><strong>Interrupted Backup Process:<\/strong> If the backup creation stops midway, the BKF file remains incomplete. Because of this, it later shows unrecognized data.<\/li>\n<li><strong>Windows Version Compatibility Issues: <\/strong>BKF files created on older Windows versions may not restore properly on newer systems. Therefore, compatibility becomes a major concern.<\/li>\n<li><strong>Malware or Virus Infection: <\/strong>Malware can damage system files silently. Consequently, backup files stored on infected systems often become unusable.<\/li>\n<li><strong>Bad Sectors or Storage Issues: <\/strong>If the backup file is stored on a damaged drive, corruption becomes unavoidable.<\/li>\n<\/ul>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Quick_Checks_Before_Applying_Advanced_Solutions\"><\/span>Quick Checks Before Applying Advanced Solutions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Before you move to the detailed fixes, always perform these basic checks. Sometimes, they resolve the issue instantly.<\/p>\n<ul>\n<li>First of all, restart the system properly.<\/li>\n<li>Ensure sufficient free disk space.<\/li>\n<li>Along with that, update the Windows OS.<\/li>\n<li>Connect external backup drives securely.<\/li>\n<li>Disable third-party antivirus temporarily.<\/li>\n<\/ul>\n<p>Although these steps look simple, they often fix minor conflicts.<\/p>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_01_Restore_BKF_File_Using_Windows_Backup_Utility\"><\/span>Method 01: Restore BKF File Using Windows Backup Utility<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This is the <strong>most basic and commonly tried method<\/strong> to restore a BKF file. However, it works <strong>only when the backup file is healthy and not corrupted<\/strong>. Windows Backup can unrecognized data error solution , but it <strong>cannot repair damaged BKF files<\/strong>. Therefore, this method succeeds only in limited situations.<\/p>\n<ul>\n<li>First, open the <strong>Control Panel<\/strong> on your system.<\/li>\n<li>Next, click on <strong>Backup and Restore<\/strong> from the available options.<\/li>\n<li>After that, choose <strong>Select another backup to restore files from<\/strong>.<\/li>\n<li>Now, browse your system and select the required <strong>BKF backup file<\/strong>.<\/li>\n<li>Finally, start the restore process and wait for completion.<\/li>\n<\/ul>\n<p>If Windows detects unreadable or unsupported data inside the BKF file, the restore process stops immediately. As a result, this method usually fails when the error appears due to corruption.<\/p>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_02_Check_BKF_File_Compatibility_with_Windows_Version\"><\/span>Method 02: Check BKF File Compatibility with Windows Version<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Sometimes, the error occurs due to <strong>compatibility issues between the BKF file and the Windows version<\/strong>. Older BKF files often fail on newer Windows systems because Windows no longer fully supports legacy backup formats.<\/p>\n<ul>\n<li>First, identify the <strong>Windows version<\/strong> that was used to create the BKF backup.<\/li>\n<li>Next, try restoring the backup on the <strong>same Windows version<\/strong>, if possible.<\/li>\n<li>Alternatively, use a <strong>compatible Windows environment<\/strong> that supports BKF files properly.<\/li>\n<li>Always avoid restoring very old BKF files on <strong>unsupported or newer Windows systems<\/strong>.<\/li>\n<\/ul>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_03_Scan_the_System_for_Malware_or_File_Corruption\"><\/span>Method 03: Scan the System for Malware or File Corruption<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Malware often damages backup files silently. As a result, users do not notice the issue until restore time. Therefore, system scanning plays an important role when dealing with BKF errors.<\/p>\n<ul>\n<li>Run a <strong>full scan using Windows Defender<\/strong> or built-in security tools.<\/li>\n<li>Next, remove all detected threats completely.<\/li>\n<li>After that, restart the system properly.<\/li>\n<li>Finally, retry the BKF restore process using Windows Backup.<\/li>\n<\/ul>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Why_Manual_Methods_Often_Fail\"><\/span>Why Manual Methods Often Fail<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Although manual solutions look simple and free, they have serious limitations. In most real-world cases, BKF files are already corrupted when users face this error. Because of this, manual methods rarely succeed.<\/p>\n<p>The main limitations include:<\/p>\n<ul>\n<li>Manual methods cannot Windows BKF file restore error.<\/li>\n<li>They do not provide any preview of backup data<\/li>\n<li>They require a technical understanding of Windows Backup<\/li>\n<li>They do not guarantee successful data recovery<\/li>\n<\/ul>\n<p>Therefore, relying only on manual solutions becomes risky, especially when backup data is important.<\/p>\n<h2 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Best_Professional_Solution_to_Fix_Backup_File_Unrecognized_Data_Issue\"><\/span>Best Professional Solution to Fix Backup File Unrecognized Data Issue<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When manual methods fail, <strong>Aryson BKF Recovery Tool <\/strong>becomes essential. It is designed specifically to handle damaged, corrupted, and inaccessible BKF backup files.<\/p>\n<p>Unlike Windows Backup, this tool analyzes the internal structure of the BKF file and extracts data safely. Moreover, it works even when Windows Backup completely fails to recognize the file. Because of this, users can recover critical data without altering the original backup file.<\/p>\n<ul>\n<li>Repairs corrupted and inaccessible BKF backup files.<\/li>\n<li>Supports recovery from <strong>all Windows Backup versions.<\/strong><\/li>\n<li>Preserves original folder hierarchy and file structure.<\/li>\n<li>Also, it allows a preview of files before saving.<\/li>\n<li>Simple and user-friendly interface for all users.<\/li>\n<\/ul>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Simple_Steps_to_Fix_BKF_File_Unreadable_Error_Solutions\"><\/span>Simple Steps to Fix BKF File Unreadable Error Solutions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>First, download and launch the <strong>Aryson BKF Recovery Tool<\/strong> on your system.<\/li>\n<li>Next, click the <strong>Open<\/strong> option to load the BKF backup file.<\/li>\n<li>Then, choose either <strong>Complete Scan<\/strong> or <strong>Partial Scan<\/strong>, based on your requirement.<\/li>\n<li>After that, click <strong>OK<\/strong> to begin the BKF file recovery process.<\/li>\n<li>Once the scan finishes, preview the recovered BKF data on your Windows system.<\/li>\n<li>Finally, click the <strong>Save<\/strong> button to extract and store the recovered BKF file data safely.<\/li>\n<\/ul>\n<h2 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The error &ldquo;The backup file contains unrecognized data and cannot be used&rdquo; mainly occurs due to BKF corruption or compatibility problems. While manual solutions work in limited cases, they fail when backups are severely damaged. Therefore, using a reliable recovery approach ensures data safety, saves time, and prevents permanent loss.<\/p>\n<h3 class=\"faq-main_heading\"><span class=\"ez-toc-section\" id=\"FAQs_%E2%80%93_People_Also_Ask\"><\/span>FAQs &ndash; People Also Ask<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1767702358766\"><strong class=\"schema-faq-question\"><strong>Q1. Why does Windows say my BKF file contains unrecognized data?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>Windows usually shows this message when it fails to read the internal structure of the BKF backup file. In most cases, this happens due to file corruption caused by sudden shutdowns, interrupted backup processes, or storage issues.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1767702385513\"><strong class=\"schema-faq-question\"><strong>Q2. Can Windows repair a corrupted BKF file?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>No, Windows Backup does not provide any built-in option to repair damaged or corrupted BKF files. It can only restore data from healthy backups.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1767702402625\"><strong class=\"schema-faq-question\"><strong>Q3. Is it safe to recover BKF files using a professional tool?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>Yes, it is completely safe to recover BKF files using the <strong>Aryson BKF Recovery Tool<\/strong> to maintain data integrity while extracting files. It ensues that folders and file structures remain intact throughout the recovery process.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1767702426073\"><strong class=\"schema-faq-question\"><strong>Q4. Can I preview BKF data before saving it?<\/strong><\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>With Aryson BKF Recovery Tool, users can easily preview recovered data, select required items, and then save them to a secure location, which reduces the risk of unnecessary data recovery.<\/p> <\/div> <\/div>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;337&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;2&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (2 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;How to Fix \u201cThe Backup File Contains Unrecognized Data\u201d Error&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (2 votes)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Seeing the error &ldquo;The backup file contains unrecognized data and cannot be used&rdquo; usually means your BKF backup file has<a class=\"read-more ml-1 main-read-more\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/\">Read More<\/a><\/p>\n","protected":false},"author":7,"featured_media":338,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-337","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-error"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Fix \u201cThe Backup File Contains Unrecognized Data\u201d Error<\/title>\n<meta name=\"description\" content=\"Fix \u201cThe Backup File Contains Unrecognized Data\u201d error with proven methods. Learn causes, step-by-step fixes, and how to restore data safely.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Fix \u201cThe Backup File Contains Unrecognized Data\u201d Error\" \/>\n<meta property=\"og:description\" content=\"Fix \u201cThe Backup File Contains Unrecognized Data\u201d error with proven methods. 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In most cases, this happens due to file corruption caused by sudden shutdowns, interrupted backup processes, or storage issues.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#faq-question-1767702385513","position":2,"url":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#faq-question-1767702385513","name":"Q2. Can Windows repair a corrupted BKF file?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans: <\/strong>No, Windows Backup does not provide any built-in option to repair damaged or corrupted BKF files. It can only restore data from healthy backups.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#faq-question-1767702402625","position":3,"url":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#faq-question-1767702402625","name":"Q3. Is it safe to recover BKF files using a professional tool?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans: <\/strong>Yes, it is completely safe to recover BKF files using the <strong>Aryson BKF Recovery Tool<\/strong> to maintain data integrity while extracting files. It ensues that folders and file structures remain intact throughout the recovery process.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#faq-question-1767702426073","position":4,"url":"https:\/\/www.arysontechnologies.com\/updates\/fix-error-the-backup-file-contains-unrecognized\/#faq-question-1767702426073","name":"Q4. 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