{"id":4693,"date":"2025-08-11T07:38:29","date_gmt":"2025-08-11T07:38:29","guid":{"rendered":"https:\/\/www.softaken.com\/guide\/?p=4693"},"modified":"2025-08-11T07:38:29","modified_gmt":"2025-08-11T07:38:29","slug":"remove-thunderbird-duplicate-contacts","status":"publish","type":"post","link":"https:\/\/www.softaken.com\/guide\/remove-thunderbird-duplicate-contacts\/","title":{"rendered":"How to Remove Thunderbird Duplicate Contacts?"},"content":{"rendered":"<p><strong>Summary<\/strong>: This post will inform you of multiple methods for removing duplicate contacts in Thunderbird. A lot of individuals and small business users prefer using Thunderbird for managing their emails, contacts, calendars, etc. Thunderbird is available for free on various platforms, including Windows, Mac, and Linux. This is an ideal application for small businesses and individuals.<\/p>\n<p>With Thunderbird, you will get various types of address books like Personal Address Books, Collected Address Books, User Created Address Books, and Imported Address Books. But sometimes, due to duplicate contacts in Thunderbird, users face issues and need to delete Thunderbird duplicate contacts from the address books.<\/p>\n<p>So, through this post, we will find the best methods to remove Thunderbird duplicate contacts.<\/p>\n<h2>Instant Process to Remove Thunderbird Duplicate Contacts<\/h2>\n<p>Here, we are discussing a 4-step easy procedure to remove duplicate contacts from Thunderbird.<\/p>\n<ol>\n<li>Export Contacts from Thunderbird<\/li>\n<li>Use the software to remove duplicate contacts<\/li>\n<li>Import the de-duplicated file to Thunderbird<\/li>\n<li>Remove Thunderbird duplicate address book<\/li>\n<\/ol>\n<p>Let us find out these steps in detail.<\/p>\n<h3>Step 1. Export Contacts from Thunderbird<\/h3>\n<ul>\n<li>Launch Thunderbird email client and pick <strong>Tools<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4695\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/1.png\" alt=\"1\" width=\"752\" height=\"336\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/1.png 752w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/1-300x134.png 300w\" sizes=\"auto, (max-width: 752px) 100vw, 752px\" \/><\/p>\n<ul>\n<li>Then, choose <strong>Address Book<\/strong> from the drop-down<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4696\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/2.png\" alt=\"2\" width=\"451\" height=\"493\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/2.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/2-274x300.png 274w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Pick the <strong>address book<\/strong> that has duplicates<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4697\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/3.png\" alt=\"3\" width=\"451\" height=\"248\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/3.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/3-300x165.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Right-click on the selected address book and choose <strong>Export<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4698 size-full\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/4.png\" alt=\"4\" width=\"451\" height=\"241\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/4.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/4-300x160.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Now, pick <strong>vCard (.vcf)<\/strong> as the save as type<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4699\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/5.png\" alt=\"5\" width=\"451\" height=\"351\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/5.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/5-300x233.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Browse the location and hit <strong>Save<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4700\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/6.png\" alt=\"6\" width=\"451\" height=\"337\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/6.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/6-300x224.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>This will export contacts of Thunderbird contacts into <strong>vCard<\/strong> format.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4701\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/7.png\" alt=\"7\" width=\"451\" height=\"337\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/7.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/7-300x224.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<h3>Step 2. Use the software to remove duplicate contacts<\/h3>\n<p>In this step, you need to use the <strong>Softaken <a href=\"https:\/\/www.softaken.com\/vcard-duplicate-remover\">vCard Duplicate Remover<\/a> Software<\/strong> to delete duplicate contacts in Thunderbird. The software announces a simple interface and easy steps to quickly erase duplicate contacts in Thunderbird. In a few clicks, the software can remove all duplicate contacts from Thunderbird. This application provides a filter option to remove duplicate contacts.<\/p>\n<p style=\"text-align: center;\"><a class=\"maxbutton-1 maxbutton maxbutton-download-now\" target=\"_blank\" rel=\"nofollow noopener\" href=\"https:\/\/www.softaken.com\/dls\/vcardduplicatedemo.exe\"><span class='mb-text'>Download Now<\/span><\/a>\u00a0 <a class=\"maxbutton-2 maxbutton maxbutton-buy-now\" target=\"_blank\" rel=\"nofollow noopener\" href=\"https:\/\/www.softaken.com\/buy-vcard-duplicate-remover\"><span class='mb-text'>Buy Now<\/span><\/a><\/p>\n<p>Process to erase duplicate contacts in Thunderbird:<\/p>\n<ul>\n<li>Launch the recommended utility to delete Thunderbird duplicate contacts.<\/li>\n<li>Pick the <strong>Select Files or Select Folders<\/strong> option and add Thunderbird exported contacts (VCF files)<\/li>\n<li>Now, select all fields or the desired ones to remove duplicates<\/li>\n<li>Set an appropriate path to save the output VCF files.<\/li>\n<li>Hit the \u2018<strong>Remove Duplicate Contacts<\/strong>\u2019 button to remove duplicate Thunderbird contacts.<\/li>\n<\/ul>\n<h3>Step 3. Import the de-duplicated file to Thunderbird<\/h3>\n<p>Now, import the de-duplicated file to Thunderbird:<\/p>\n<ul>\n<li>Simply, tap on Thunderbird address book and pick the <strong>Import<\/strong> option.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4702\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/8.png\" alt=\"8\" width=\"451\" height=\"254\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/8.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/8-300x169.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Pick the file format having address book data, i.e., vCard. Then hit <strong>Continue<\/strong>.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4703\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/9.png\" alt=\"9\" width=\"451\" height=\"373\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/9.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/9-300x248.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Choose the de-duplicated vCard files and tap on the <strong>Open<\/strong> button.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4704\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/10.png\" alt=\"10\" width=\"451\" height=\"337\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/10.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/10-300x224.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Now, suggest where to import the files. Pick Create a new directory \u2018<strong>Contacts<\/strong>\u2019 and tap on Continue.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4705\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/11.png\" alt=\"11\" width=\"451\" height=\"335\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/11.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/11-300x223.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Press the <strong>Start Import<\/strong> button to complete the import of contacts into the \u2018<strong>Contacts<\/strong>\u2019 directory.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4706\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/12.png\" alt=\"12\" width=\"451\" height=\"284\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/12.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/12-300x189.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Now, see the process, and this will create a new address book named \u2018<strong>contacts<\/strong>.\u2019<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4707\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/13.png\" alt=\"13\" width=\"451\" height=\"279\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/13.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/13-300x186.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Hit the <strong>Finish<\/strong> button to import the contacts successfully to Thunderbird.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4708\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/14.png\" alt=\"14\" width=\"451\" height=\"321\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/14.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/14-300x214.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>You can view the address book under the heading \u2018<strong>Thunderbird address books<\/strong>.\u2019<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4709\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/15.png\" alt=\"15\" width=\"451\" height=\"230\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/15.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/15-300x153.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<h3>Step 4. Remove Thunderbird duplicate address book<\/h3>\n<p>Now, you can check and delete the Thunderbird address book that contains duplicate contacts. Here is the process to do so:<\/p>\n<ul>\n<li>Launch Thunderbird address book and go to the <strong>old address book containing duplicate contacts<\/strong>.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4710\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/15-1.png\" alt=\"15\" width=\"451\" height=\"230\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/15-1.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/15-1-300x153.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Make a right-click on the old address book and hit the <strong>Delete<\/strong> button.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4711\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/16.png\" alt=\"16\" width=\"451\" height=\"218\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/16.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/16-300x145.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>This will ask for confirmation to delete the address book. Pick <strong>Yes<\/strong> to confirm.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4712\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/18.png\" alt=\"18\" width=\"451\" height=\"150\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/18.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/18-300x100.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>You will see that Thunderbird duplicate contacts are deleted successfully.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4713\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/19.png\" alt=\"19\" width=\"451\" height=\"224\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/19.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/19-300x149.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<h2>Alternate Ways to Delete Thunderbird Duplicate Contacts<\/h2>\n<p>If you need to go for a manual solution to erase duplicate contacts from Thunderbird, then you may. Here, we will reveal 2 manual approaches to delete Thunderbird contacts.<\/p>\n<p>Also Read: <a href=\"https:\/\/www.softaken.com\/guide\/open-vcard-contacts-into-ms-excel\/\">Open vCard Contacts into MS Excel<\/a><\/p>\n<h3>Method 1. Using Thunderbird Duplicate Contacts Manager Add-on<\/h3>\n<ul>\n<li>Firstly, install the <strong>Thunderbird duplicate contact manager add-on<\/strong><\/li>\n<li>Now, restart the Thunderbird program<\/li>\n<li>Hit <strong>Tools<\/strong> and then the <strong>Address Book<\/strong> option<\/li>\n<li>Pick the address book having duplicate contacts<\/li>\n<li>Do a right-click on the chosen address book and pick <strong>Find and manage duplicates<\/strong>.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4714\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/20.png\" alt=\"20\" width=\"372\" height=\"204\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/20.png 372w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/20-300x165.png 300w\" sizes=\"auto, (max-width: 372px) 100vw, 372px\" \/><\/p>\n<ul>\n<li>This will show you duplicate contacts. You need to delete them one by one.<\/li>\n<\/ul>\n<h3>Method 2. Manually Select and Delete Duplicate Contacts<\/h3>\n<ul>\n<li>Open Thunderbird address book<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4715\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/21.png\" alt=\"21\" width=\"451\" height=\"493\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/21.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/21-274x300.png 274w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>Now, select the address book that has duplicate contacts<\/li>\n<li>Scroll down and pick the duplicated contact<\/li>\n<li>Make a right-click on the duplicate contact and tap on the <strong>Delete<\/strong> button.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4716\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/22.png\" alt=\"22\" width=\"451\" height=\"175\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/22.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/22-300x116.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>This will ask for confirmation to delete. <strong>Hit<\/strong> Yes.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4717\" src=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/23.png\" alt=\"23\" width=\"451\" height=\"149\" srcset=\"https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/23.png 451w, https:\/\/www.softaken.com\/guide\/wp-content\/uploads\/2025\/08\/23-300x99.png 300w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<ul>\n<li>In this way, you can manually delete duplicate contacts from Thunderbird one by one.<\/li>\n<\/ul>\n<h3>Loopholes of the manual solutions<\/h3>\n<ul>\n<li>You can remove duplicate contacts one by one from Thunderbird using both manual solutions. This will take time and is not possible when the contacts are too many.<\/li>\n<li>You can\u2019t get the Thunderbird duplicate contacts manager add-on with every version of Thunderbird.<\/li>\n<li>Novice users find manual solutions tough to understand.<\/li>\n<\/ul>\n<h4>Conclusion<\/h4>\n<p>In this post, we have revealed various solutions to remove Thunderbird duplicate contacts. It contains a complete process using a professional program &amp; two manual ways to erase duplicate contacts from Thunderbird. By considering all factors, you should pick the suitable solution as per your requirements. However, the best and simplest way to fix Thunderbird duplicate contacts is the professional solution. For any issues, you can contact our support team 24&#215;7.<\/p>\n<h4>Related Questions &amp; Answers<\/h4>\n<p><strong>Ques:<\/strong> Is the Thunderbird duplicate contact manager add-on available for Thunderbird 15.0 version?<\/p>\n<p><strong>Ans:<\/strong> No, this add-on is available for Thunderbird 68.0 to 73.0 versions.<\/p>\n<p><strong>Ques:<\/strong> Does the professional tool remove duplicate contacts in bulk mode?<\/p>\n<p><strong>Ans:<\/strong> Yes, the suggested professional tool can quickly remove duplicate contacts in batches and without any loss.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Summary: This post will inform you of multiple methods for removing duplicate contacts in Thunderbird. A lot of individuals and small business users prefer using Thunderbird for managing their emails, contacts, calendars, etc. Thunderbird is available for free on various platforms, including Windows, Mac, and Linux. This is an ideal application for small businesses and [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":4720,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sl_quick_summary":"","_sl_featured":"","_sl_entry_faq_json":"","footnotes":""},"categories":[14,26,32,1],"tags":[],"class_list":["post-4693","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-address-book","category-blog","category-guide","category-informative"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Remove Thunderbird Duplicate Contacts in Bulk - Full guide<\/title>\n<meta name=\"description\" content=\"Go through this post to easily remove Thunderbird duplicate contacts by using a professional tool or manual solutions.\" \/>\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.softaken.com\/guide\/remove-thunderbird-duplicate-contacts\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Remove Thunderbird Duplicate Contacts in Bulk - 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