There are two methods to recover your deleted Firefox browsing history. Explore the content to assist you in the process.

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Workable Solutions Step-by-step Troubleshooting
Fix 1. Use backup copies If you have accidentally deleted Firefox history, you can recover it by locating the index.dat backup file. Click "Start" > "Search" > "Tools" > "Folder Options"...Full steps
Fix 2. Use DNS cache Press Windows key + R, type 'cmd' and click OK. Alternatively, you can type 'cmd' in the Windows search bar. Open the Command Prompt, type ipconfig /displaydns...Full steps

"Hey everyone, I'm wondering if it's possible to retrieve deleted Firefox history? Lately, I've been researching an intriguing topic and打算为我的毕业论文写一篇关于这个主题的报告。昨天,我在网上找到了一些重要的文件,但忘记在Firefox中将它们保存为书签。不小心删除后,整个浏览历史都丢失了。我还有机会恢复已删除的Firefox历史吗?"

Have you accidentally deleted your browsing history in Firefox? Can't locate your browsing history after cleaning Firefox or removing the history files? Don't panic when you erase your history from the Firefox web browser. You can restore Firefox history by utilizing the backup copies known as index.dat files. Alternatively, you can attempt to recover deleted Firefox history using the DNS cache. Continue reading to learn the step-by-step instructions.

Another helpful tutorial: View and Restore Firefox Cache Files

Method 1: Restore Firefox History Using Backup Copies

Backup copies of deleted Firefox history are stored in hidden files named "index.dat." If you accidentally delete your Firefox history, you can attempt to recover it by locating these index.dat files.

1. Click "Start" > "Search" > "Tools" > "Folder Options." 2. Click "View" > choose "Show hidden files and folders" > uncheck "Hide extensions for known file types" and "Hide protected operating system files." 3. Conduct a search in "All Files and Folders" within the C Drive > type index.dat in the search bar > click "Search." 4. If you don't have an index.dat file reader, download and install one on your computer. 5. Open the index.dat file using the reader > Select the Firefox browsing history you wish to restore > Click "Restore." Now, open your Firefox browser to verify that your restored history is visible.

Additional Tip: How to Retrieve Deleted/Lost Firefox Backup Files

Typically, Firefox browsing history files are saved in a specific folder on your computer. While you're browsing in Firefox, these histories are stored locally. If you delete or clear the Firefox browser, the history files on your PC will also be removed. However, if you made a backup of the local history database before deleting Firefox browsing history, you can restore the history by importing from that backup.

You can now follow the path to locate Mozilla Firefox history files on your PC:

If you accidentally deleted, formatted your device, or lost backups for other reasons, you can recover them using professional data recovery software. We recommend trying Tools Data Recovery Wizard, which simplifies the process of recovering Firefox browsing history with just a few clicks.

This data recovery program allows you to restore all lost Firefox history files with just three simple steps: Launch the software > Select and scan the location where your Firefox history files were > Preview and recover Firefox history data.

recover firefox data

Method 2: Recover Firefox History using DNS Cache

DNS cache only functions to restore deleted Firefox browsing history files if the computer has not been shut down. Once you have restarted your PC, you cannot recover Firefox history by utilizing the DNS cache.

1. Press Windows key + R, type cmd, and then click OK. Alternatively, you can also type "cmd" in the Windows search bar. 2. Open the Command Prompt, type ipconfig /displaydns, and hit Enter. This will display the recently visited websites. You can then view, copy, and paste any important websites into Firefox and save them as bookmarks.

Restore Firefox history with DNS cache