Rename media files with SEO-friendly names, auto-update references, alt/title sync, and 301 redirects — fast and safe.

Alex Somale

<p>File Media Renamer for SEO is a lightweight and fast WordPress plugin designed to improve your website’s SEO by allowing you to rename media files directly from the WordPress Media Library.<br />
The plugin automatically updates all references to renamed files throughout your website, ensuring no broken links or missing images.</p>
<p>The plugin focuses on safe renaming, performance, and SEO best practices, with features to keep your media metadata aligned with new filenames and preserve search equity via 301 redirects.</p>
<h3>Features</h3>
<h4>Individual File Renaming</h4>
<ul>
<li>Rename any media file directly from the WordPress Media Library</li>
<li>Convert file names to SEO-optimized formats automatically</li>
<li>Update all references to the renamed file across your website</li>
<li>Rename all thumbnail sizes along with the main file</li>
<li>Built-in rename history with quick undo</li>
</ul>
<h4>Bulk Renaming</h4>
<ul>
<li>Rename multiple files at once via Media Library bulk actions</li>
<li>Sequential naming (e.g., new-name-1, new-name-2) for consistent batches</li>
<li>Real-time progress and batch processing up to 50 files</li>
</ul>
<h4>Automatic Content Updates</h4>
<ul>
<li>Updates references in posts, pages, custom post types, and metadata</li>
<li>Handles serialized data structures</li>
<li>Efficient background processing via WordPress cron</li>
<li>Automatic cache clearing after operations</li>
</ul>
<h4>SEO Enhancements</h4>
<ul>
<li>Optionally update media titles to match the new file name</li>
<li>Automatically update alt text attributes for better accessibility and SEO</li>
<li>Converts hyphens/underscores to readable titles</li>
</ul>
<h4>Redirect Management</h4>
<ul>
<li>Creates 301 redirects from old file URLs to new ones</li>
<li>Stores redirects in a dedicated database table for performance</li>
<li>Handles redirects for all thumbnail sizes</li>
</ul>
<h4>Advanced Features</h4>
<ul>
<li>Prevents filename conflicts by generating unique names</li>
<li>Validates files before renaming for safety</li>
</ul>
<h3>Usage</h3>
<h4>Individual File Renaming</h4>
<ol>
<li>Go to <strong>Media <span aria-hidden="true" class="wp-exclude-emoji">→</span> Library</strong>.</li>
<li>Click on a file to open the attachment details.</li>
<li>Enter the new SEO name in the <strong>SEO Name</strong> field.</li>
<li>Click <strong>Save SEO Name</strong> — all references will update automatically.</li>
</ol>
<h4>Bulk Renaming</h4>
<ol>
<li>Switch the Media Library to <strong>List view</strong>.</li>
<li>Select multiple files and choose <strong>Rename</strong> from <strong>Bulk actions</strong>.</li>
<li>Enter a base name and click <strong>Start Rename</strong> to process all selected files.</li>
</ol>
<h4>History and Undo</h4>
<ul>
<li>View the rename history for any file in the attachment details.</li>
<li>Click any previous name to revert instantly (last 2 versions kept).</li>
</ul>
<h3>Settings</h3>
<p>Find settings under <strong>Media <span aria-hidden="true" class="wp-exclude-emoji">→</span> FMR Settings</strong>:</p>
<ul>
<li><strong>Rename Title</strong> — Automatically update the media title when renaming files</li>
<li><strong>Rename Alt Text</strong> — Automatically update the alt text attribute when renaming files</li>
</ul>
<h3>Technical Details</h3>
<ul>
<li>Custom table: <code>wp_fmrseo_redirects</code> for redirect mappings</li>
<li>Background processing for large operations (WordPress cron)</li>
<li>File validation and conflict prevention</li>
<li>Optimized database queries and cache management</li>
</ul>
<h3>Requirements</h3>
<ul>
<li>WordPress 4.0 or higher</li>
<li>PHP 7.0 or higher</li>
<li>Write permissions for the uploads directory</li>
</ul>


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