{"id":8119,"date":"2023-08-01T05:52:37","date_gmt":"2023-08-01T05:52:37","guid":{"rendered":"https:\/\/www.cigatisolutions.com\/blog\/?p=8119"},"modified":"2025-07-18T07:56:48","modified_gmt":"2025-07-18T07:56:48","slug":"reduce-outlook-mailbox-size","status":"publish","type":"post","link":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/","title":{"rendered":"How to Reduce Outlook Mailbox Size without Deleting Emails?"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;8119&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&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 - (1 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;How to Reduce Outlook Mailbox Size without Deleting Emails?&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 - (1 vote)    <\/div>\n    <\/div>\n\n<p>Most users opt for the Outlook application to send and receive emails, and their mailboxes can become heavier over time. A bulky mailbox can make Outlook slower to open and search. Also, some email services, like Microsoft 365, have a maximum size limit for your mailbox. So, it is necessary to reduce Outlook mailbox size by deleting unnecessary emails.<\/p>\n\n\n\n<p>Moreover, you can also opt for the <a href=\"https:\/\/www.cigatisolutions.com\/pst-compress-tool\/\"><strong>Cigati PST Compress Tool<\/strong><\/a> to keep it at a reasonable size. It helps Outlook work smoothly and ensures you don&#8217;t run into storage problems. If you get a message saying your mailbox is too big, you can try deleting emails and folders to free up space.<\/p>\n\n\n\n<div class=\"row justify-content-center mac-win-tab mt-3 mb-5\">\n<div class=\"col-md-6\">\n<ul id=\"myTab\" class=\"nav nav-tabs justify-content-center\" role=\"tablist\">\n<li class=\"nav-item\" role=\"presentation\"><button id=\"home-tab\" class=\"nav-link bg-transparent px-4 active\" role=\"tab\" type=\"button\" data-toggle=\"tab\" data-target=\"#home\" aria-controls=\"home\" aria-selected=\"true\"><i class=\"icon-windows\"><\/i> Windows<\/button><\/li>\n<li class=\"nav-item\" role=\"presentation\"><button id=\"profile-tab\" class=\"nav-link bg-transparent px-4\" role=\"tab\" type=\"button\" data-toggle=\"tab\" data-target=\"#profile\" aria-controls=\"profile\" aria-selected=\"false\"><i class=\"icon-apple\"><\/i>Mac<\/button><\/li>\n<\/ul>\n<div id=\"myTabContent\" class=\"tab-content\">\n<div id=\"home\" class=\"tab-pane fade active show\" role=\"tabpanel\" aria-labelledby=\"home-tab\"><span class=\"block_btn\"><a class=\"primary-btn\" href=\"https:\/\/www.cigatisolutions.com\/demo-version\/Cigati-pst-compress-tool-win.exe\"><i class=\"icon-windows\"><\/i> Download Now<\/a>&nbsp;&nbsp;<a class=\"secondary-btn\" href=\"https:\/\/www.cigatisolutions.com\/pst-compress-tool\/purchase-now.php\"><i class=\"icon-basket\"><\/i> Purchase Now<\/a><\/span><\/div>\n<div id=\"profile\" class=\"tab-pane fade\" role=\"tabpanel\" aria-labelledby=\"profile-tab\"><span class=\"block_btn\"><a class=\"primary-btn\" href=\"https:\/\/www.cigatisolutions.com\/demo-version\/Cigati-pst-compress-tool-for-mac.dmg\"><i class=\"icon-apple\"><\/i> Download Now<\/a>&nbsp;&nbsp;<a class=\"secondary-btn\" href=\"https:\/\/www.cigatisolutions.com\/mac\/pst-compress-tool\/purchase-now.php\"><i class=\"icon-basket\"><\/i> Purchase Now<\/a><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p>However, if you use an Outlook Data File or Offline Outlook Data File to store your emails, that file may not automatically become smaller, even if you delete stuff from it. It means you may have to do something extra to reduce its size.<\/p>\n\n\n\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\" style=\"cursor:inherit\">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.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Need_to_Reduce_the_Mailbox_Size_of_Outlook\" >Need to Reduce the Mailbox Size of Outlook<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#How_to_Reduce_Outlook_Mailbox_Size_Using_4_Simple_Methods\" >How to Reduce Outlook Mailbox Size Using 4 Simple Methods?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Method_1_Opt_For_The_Mailbox_Cleanup_Tool\" >Method 1: Opt For The Mailbox Cleanup Tool<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Method_2_Through_Compact_Now_Feature\" >Method 2: Through Compact Now Feature<\/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.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Method_3_Use_the_Archive_Older_Messages\" >Method 3: Use the Archive Older Messages<\/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.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Method_4_Minimize_the_Outlook_Mailbox_Size_Instantly\" >Method 4: Minimize the Outlook Mailbox Size Instantly<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Steps_to_Reduce_the_Mailbox_Size_of_Outlook\" >Steps to Reduce the Mailbox Size of Outlook:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#End_Words\" >End Words<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#Frequently_Asked_Questions\" >Frequently Asked Questions<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Need_to_Reduce_the_Mailbox_Size_of_Outlook\"><\/span>Need to Reduce the Mailbox Size of Outlook<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Reducing the mailbox size in Outlook is essential for a few simple reasons:<\/p>\n\n\n\n<ul class=\"wp-block-list list_content\">\n<li><strong>Faster Outlook Performance:<\/strong> A smaller mailbox makes Outlook open and works faster, allowing you to access your emails and folders with less waiting time.<\/li>\n\n\n\n<li><strong>Easier Email Search:<\/strong> With a smaller mailbox, searching for specific emails becomes quicker and more efficient. You can find what you need without sifting through a bulk of messages.<\/li>\n\n\n\n<li><strong>Avoiding Size Limits:<\/strong> Many email providers, like Microsoft 365, set limits on mailbox size. By reducing your mailbox size, you must ensure not to exceed these limits, preventing issues with receiving new emails.<\/li>\n\n\n\n<li><strong>Preventing Storage Problems: <\/strong>If your mailbox becomes too large, it can consume a lot of space on your computer or email server. By managing the size, you avoid running out of storage and encountering problems with sending or receiving emails.<\/li>\n\n\n\n<li><strong>Backup and Maintenance:<\/strong> Smaller mailboxes are easier to back up and maintain. Regularly managing your mailbox ensures your important emails are safely stored and reduces the risk of data loss.<\/li>\n<\/ul>\n\n\n\n<p>Here are some possible reasons to reduce the size of Outlook Mailbox. Now, we\u2019ll learn the different ways for the same.<\/p>\n\n\n\n<p><strong>Also Read:<\/strong> <a href=\"https:\/\/www.cigatisolutions.com\/blog\/outlook-mailbox-size-limit-exceeded-error\/\">Outlook Mailbox Size Limit Exceeded<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Reduce_Outlook_Mailbox_Size_Using_4_Simple_Methods\"><\/span>How to Reduce Outlook Mailbox Size Using 4 Simple Methods?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>We have different solutions for reducing the mailbox size of the Outlook application. You just need to put your entire focus on learning the following approaches.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Method_1_Opt_For_The_Mailbox_Cleanup_Tool\"><\/span>Method 1: Opt For The Mailbox Cleanup Tool<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Launch the <strong>MS Outlook<\/strong> application on your local screen.<\/li>\n\n\n\n<li>After that, navigate to the <strong>Files tab > Info button > Tools<\/strong> option.<\/li>\n\n\n\n<li>Then, choose the <strong>Mailbox Cleanup Tool<\/strong>.<\/li>\n\n\n\n<li>By picking the \u201c<strong>View Mailbox Size<\/strong>\u2026\u201d button, users can view the size of their current mailbox.<\/li>\n\n\n\n<li>To minimize the size of your Outlook data file and mailbox, type the number of days to search for the previous emails and delete them.<\/li>\n\n\n\n<li>To reduce the size of the PST file, users can also empty the removed items folder, View Deleted Items Size, View Conflicts Size, or Empty Conflicts.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Method_2_Through_Compact_Now_Feature\"><\/span>Method 2: Through Compact Now Feature<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>First, open the <strong>Outlook inbox<\/strong> and delete the unrequired items.<\/li>\n\n\n\n<li>After that, launch the <strong>Folder list<\/strong> under the Navigation Pane.<\/li>\n\n\n\n<li>Then, right-click the Deleted Items folder to create the empty folders under the Navigation Pane.<\/li>\n\n\n\n<li>Now, move to the File tab and choose the <strong>Account Settings button > Account Settings<\/strong> option.<\/li>\n\n\n\n<li>Afterwards, select the account and choose the PST files in the <strong>Data Files tab > Settings option > Compact Now<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>With the help of the above procedure, you can also minimize the size of your Outlook mailbox.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Method_3_Use_the_Archive_Older_Messages\"><\/span>Method 3: Use the Archive Older Messages<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Navigate to the <strong>File tab > Info<\/strong> button.<\/li>\n\n\n\n<li>Choose the <strong>Cleanup Tools<\/strong> from the menu bar.<\/li>\n\n\n\n<li>Go with the <strong>Archive<\/strong> option, and users will get an <strong>Archive<\/strong> tab.<\/li>\n\n\n\n<li>Choose <strong>Archive this folder<\/strong> and <strong>all subfolders<\/strong> options. Here, users can also opt for the file or folder they want to archive.<\/li>\n\n\n\n<li>Evaluate the Archive of the files you do not wish the option must be included in automated archiving. It consists of items with \u201c<strong>Do not Auto Archive<\/strong>\u201d marked up.<\/li>\n\n\n\n<li>At last, click on the <strong>OK<\/strong> button to finish the process.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Method_4_Minimize_the_Outlook_Mailbox_Size_Instantly\"><\/span>Method 4: Minimize the Outlook Mailbox Size Instantly<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>Cigati PST Compress Tool<\/strong> is standalone and comprehensive software. It helps users to reduce Outlook mailbox size without deleting their necessary data. In fact, it is highly efficient in minimizing the large or heavy PST data file size mailbox items with maintaining 100% accuracy. Apart from that, this wizard is also available to compress attachments along with emails. Now, we would like to discuss the working of this program. It will clear all your doubts.<\/p>\n\n\n\n<div class=\"d-block text-center py-2\"><a class=\"d-inline-block p-2 px-3 rounded border border-primary text-decoration-none text-primary\" href=\"https:\/\/messenger.providesupport.com\/messenger\/0pi295uz3ga080c7lxqxxuaoxr.html\">Need Help? Let&#8217;s Chat!<\/a><\/div>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Steps_to_Reduce_the_Mailbox_Size_of_Outlook\"><\/span>Steps to Reduce the Mailbox Size of Outlook:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Download and run the <strong>PST Compress Tool<\/strong>.<\/li>\n\n\n\n<li>Opt for the <strong>Select Files<\/strong> option to upload PST files with a bulky mailbox size.<\/li>\n\n\n\n<li>The wizard shows the Outlook PST data file <strong>preview<\/strong>.<\/li>\n\n\n\n<li>Select the folders you want and then click the <strong>Next<\/strong> button.<\/li>\n\n\n\n<li>Choose the <strong>Compress<\/strong> options accordingly.<\/li>\n\n\n\n<li>At last, click the <strong>Start Compression<\/strong> button to minimize the Outlook mailbox size.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"End_Words\"><\/span>End Words<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Here we have reached the end and would like to end up this blog. We have gone through multiple stages and hope you got enough information. Moreover, we discussed the best ways to reduce Outlook mailbox size. You can opt for any of them.<\/p>\n\n\n\n<p><strong>You May Also Read:<\/strong> <a href=\"https:\/\/www.cigatisolutions.com\/blog\/fix-outlook-mailbox-is-full-error\/\">Outlook Mailbox is Full<\/a><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span>Frequently Asked Questions<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1752824743389\"><strong class=\"schema-faq-question\">Q: How can I reduce the size of my Outlook mailbox quickly?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> You can reduce your Outlook mailbox size by emptying the Deleted Items folder, archiving old emails, deleting large attachments, and using the Mailbox Cleanup tool.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752824756885\"><strong class=\"schema-faq-question\">Q: What is the Outlook mailbox size limit?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> For Outlook using PST files, the default limit is 50 GB for Outlook 2016 and later. For Exchange or Microsoft 365 accounts, the limit depends on your subscription plan and server configuration.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752824802420\"><strong class=\"schema-faq-question\">Q: Does deleting emails from the inbox instantly reduce mailbox size?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans:<\/strong> Not always. Deleted items are moved to the Deleted Items folder. To free up space, you must empty that folder and then compact the data file.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1752824966860\"><strong class=\"schema-faq-question\">Q: What tools or software can help reduce Outlook mailbox size automatically?<\/strong> <p class=\"schema-faq-answer\"><strong>Ans: <\/strong>Outlook\u2019s built-in Mailbox Cleanup Tool helps, but third-party tools like <strong>MacSonik, Sysinfo,<\/strong> or <strong><a href=\"https:\/\/www.cigatisolutions.com\/split-pst-tool\/\">Cigati PST Splitter Tool<\/a><\/strong> can automate splitting, archiving, and managing mailbox size more efficiently.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Most users opt for the Outlook application to send and receive emails, and their mailboxes can become heavier over time.<a class=\"read-more ml-1 main-read-more\" href=\"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/\">Read More<\/a><\/p>\n","protected":false},"author":14,"featured_media":8124,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[45],"tags":[],"class_list":["post-8119","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-email-management-migration"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Reduce Outlook Mailbox Size without Deleting Emails: DIY Guide<\/title>\n<meta name=\"description\" content=\"Learn how to reduce your Outlook mailbox size in just a few simple steps! This step-by-step guide will show you exactly what to do.\" \/>\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.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Reduce Outlook Mailbox Size without Deleting Emails: DIY Guide\" \/>\n<meta property=\"og:description\" content=\"Learn how to reduce your Outlook mailbox size in just a few simple steps! 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He has almost two years of writing experience and has written about many Technologies such as Cloud Computing, Intelligence, IoT, and Email Management.","url":"https:\/\/www.cigatisolutions.com\/blog\/author\/rohanwiese\/"},{"@type":"Question","@id":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824743389","position":1,"url":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824743389","name":"Q: How can I reduce the size of my Outlook mailbox quickly?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans:<\/strong> You can reduce your Outlook mailbox size by emptying the Deleted Items folder, archiving old emails, deleting large attachments, and using the Mailbox Cleanup tool.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824756885","position":2,"url":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824756885","name":"Q: What is the Outlook mailbox size limit?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans:<\/strong> For Outlook using PST files, the default limit is 50 GB for Outlook 2016 and later. For Exchange or Microsoft 365 accounts, the limit depends on your subscription plan and server configuration.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824802420","position":3,"url":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824802420","name":"Q: Does deleting emails from the inbox instantly reduce mailbox size?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans:<\/strong> Not always. Deleted items are moved to the Deleted Items folder. To free up space, you must empty that folder and then compact the data file.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824966860","position":4,"url":"https:\/\/www.cigatisolutions.com\/blog\/reduce-outlook-mailbox-size\/#faq-question-1752824966860","name":"Q: What tools or software can help reduce Outlook mailbox size automatically?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"<strong>Ans: <\/strong>Outlook\u2019s built-in Mailbox Cleanup Tool helps, but third-party tools like <strong>MacSonik, Sysinfo,<\/strong> or <strong><a href=\"https:\/\/www.cigatisolutions.com\/split-pst-tool\/\">Cigati PST Splitter Tool<\/a><\/strong> can automate splitting, archiving, and managing mailbox size more efficiently.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/posts\/8119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/comments?post=8119"}],"version-history":[{"count":10,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/posts\/8119\/revisions"}],"predecessor-version":[{"id":11763,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/posts\/8119\/revisions\/11763"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/media\/8124"}],"wp:attachment":[{"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/media?parent=8119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/categories?post=8119"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cigatisolutions.com\/blog\/wp-json\/wp\/v2\/tags?post=8119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}