Changing the thumbnail size in WpRentals can help customize your site’s appearance and optimize performance. Follow these steps to update your thumbnail settings:

Step 1: Update Thumbnail Size in Theme Options

1. Navigate to WpRentals > Theme Options in your WordPress dashboard.
2. Locate the Advanced Settings -> Image Settings section.
3.  Adjust the thumbnail dimensions to your preferred size. Adjust Crop option too.
   • Default size for recent items: 400 x 314 pixels.
   • Larger sizes may impact page load speed.
4. Save your changes.

Step 2: Regenerate Thumbnails

After changing the thumbnail size, previously uploaded images will not automatically resize. To update them:

1. Install and activate the Force Regenerate Thumbnails plugin.
2. Go to Tools > Regenerate Thumbnails.
3. Click the Regenerate All Thumbnails button.
4. Wait for the process to complete.

Step 3: Verify Changes

Once the regeneration is complete:

• Visit your website and check if the new thumbnail sizes are applied.
• If thumbnails appear unchanged, clear your browser cache and refresh the page.

Additional Considerations

• Increasing thumbnail size can impact page load times.
• Test different sizes to find the best balance between quality and performance.

For more details, refer to the Force Regenerate Thumbnails Plugin.

To understand how WordPress Thumbs work, refer to https://developer.wordpress.org/reference/functions/add_image_size/