How to Edit Thumbnails in WordPress

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If I have a gallery of 25+ images, I would rather the button be there and not the 25 thumbnails… Any thoughts? It will just make it appear as if your image is smaller. It will just look like the original image, with the outermost 50% 500px cut off from the left and right sides.

When I choose to insert to post an image, it gives me 4 options - small, medium and large thumbnails plus the original size. So, what tricks do you know for sizing images in WordPress?

WordPress Custom Image Sizes: How to Add and Use Them

If your website uses WordPress image galleries, you may want to show images at a size larger than thumbnails in the gallery because the default size is rather small. There are several methods to get larger images in your WordPress galleries. Important: You will not see your gallery changes in your WordPress Visual Editor; you will only see your changes when the post is published. You can see the three WordPress default image sizes, if you go to your dashboard and click Settings and then Media. For instance, the Twenty Twelve theme adds a post thumbnail size of 624px X 9999px unlimited heightand Twenty Thirteen adds an image size of 604px X 270px. WordPress Gallery Defaults WordPress Galleries usually default to using the thumbnail size of 150px X 150px and 3 columns across. You can easily change the number of columns when you add your gallery to your post, but the gallery image size is only the 150px X 150px thumbnail size by default. How to Create a WordPress Gallery Using Medium Images 300px X 300px The medium image size of 300px X 300px is a good size to use for a two column gallery in many themes. The images are large enough to be able to see them well, but not so large that they make the page loading very slow. You will see the gallery images. How To Edit the Gallery Shortcode The gallery shortcode looks like below. We can add the medium image size 300px and change to 2 columns just by editing this code. Update your post, view the post, and you should see your new gallery with two columns and medium images. But if you have a lot of galleries that you want to edit to show larger images; it will take time. If you change your mind, you will also need to edit them back to the defaults. If using Code Snippets, paste the code in the section marked Code. You can also edit the gallery shortcode directly in any post to allow that one post to use different size images or columns. It does take time though, and time again, if you decide to revert back. You may want to look through your theme to see how images are used in your theme, and decide whether the larger sizes will look well in areas other than the galleries. You can leave the Medium size at the same size or change it to be something larger, like 600px X 600px, depending on your theme. Note that this can take a long time, if you have many images, and you must leave that window or tab open in your browser. You can still use your browser in another tab or window. Choose 2 columns, and click Update Gallery or Create Gallery. You will need to use the Regenerate Thumbnail plugin on the images you newly uploaded. You may also want to go back and edit your galleries to change back to 3 columns. Which method to use larger gallery images are you going to use. I'm Marcy Díaz, the owner of Amethyst Website Design, a small business located in Phoenix, Arizona in Ahwatukee Foothills. I help people, like you, grow your business with an affordable WordPress website design. Sign up for my blog and website tips that help you manage your own website. You can have a beautiful, hardworking website for your small business. Tell me about your website project for a personalized solution. Yes, there is, Libby, if you mean the 150px x 150px thumbnails. From your WordPress dashboard, click on Settings and then on Media. Then you will probably have to install the plugin Regenerate Thumbnails and run it, as mentioned, to resize your thumbnails. Most of the time the larger images will be rectangles and will show at their normal proportions. The slider on the home page takes images uploaded at 1400×460 so I have loaded those at that file size. What size wordpress thumbnail size I upload the images that I want to display in my gallery. I would like these images to display at a larger size in the slideshow. Can I upload them at 1400×460 72 ppi obviously or is that too large. You can upload your images at any size you choose. So if you have some images uploaded at the 1400x460px size, just create a new post and add a new gallery with those images. Then you will be able to see how they look in the gallery you can look at it in draft mode or publish it as private just to look. The thumbnail size will be 150×150 wordpress thumbnail size, unless you uncheck the crop thumbnail box. And then the gallery images should be proportional, so for your example, they should be 150x50px. If you use the tutorial to use the medium 300px size images in your gallery, then for your case the images would also be proportional at 300x98px. Hi, Thanks very much for these tutorials. Much appreciated and best wishes. Hello Marcy and All, Thank you so much for the good info. I have tried methods 1 and 3 and neither has worked for me. Perhaps I could try step 2. You may need to install the Regenerate Thumbnails plugin and run it, to make sure you actually have images the medium size, if you changed your theme at some point. You can look at the size in your WordPress Media Library. The large images may not have been resized. Try to find them in the Media Library, hover over the File nameand then click Regenerate Thumbnails link. The maximum dimension whether width or height is 300px. Hi Marcy, Thanks for your speedy reply. I tried method 2 for the first time, with the same results. This resulted from method 2 but also from method 1 as well. I also wordpress thumbnail size regen thumbnails again, to no avail … Any clues. Also — it seems that on the gallery now, that the viewer is not wordpress thumbnail size to click on the picture and see a larger version. Any ideas why this functionality is gone. Thanks so much for all your help. Thanks for your comment, Torsten. A lot of photography themes have the image sizes built in to provide a uniform display. If you want to change image sizes for these themes, there is often an Admin panel of some sort that allows you to change the display image sizes. If there is not, it may be best to contact the theme developer to help you change image sizes. Hi there, I am curious… if I wanted to change the output to not be thumbnails but a button that starts my gallery, how would this vary. If I wordpress thumbnail size a gallery of 25+ images, I would rather the button be there and not the 25 thumbnails… Any thoughts. I have a lot of images and have set up my first draft page using the built in WordPress gallery feature to insert some images. But WordPress is cropping the thumbnail images, and not to the standard small thumbnail ratio, which I believe is 150 by 150. So for instance, I have an original image size of 400 by 598, but in the gallery thumbnail, it is cropping out the top and bottom of the image by perhaps 50 pixels. Could you tell me how I persuade WordPress to show the thumbnail uncropped. Every theme is a bit different, but you can try these tips. The theme can also add additional image sizes. You can see these image sizes if you use this plugin —. If you changed themes after uploading images use this plugin — — to fix the image sizes with the theme. You can read about selecting the crop area for each image here: All the best. Meet Marcy Amethyst Website Design is a small business owned by Marcy Díaz. I help people, like you, with your website by creating an affordable WordPress website using Genesis themes to fit your business and budget. I especially love working with new and small business owners, and can help you with the online part of your business.

This plugin offers you to manage and edit your images perfectly; this plugin attempts to give the users an interface to manually fix those thumbnail and random images. If you have found this page useful, please consider donating. Get tips on WordPress topics with help from a WordPress authority in this free video series. I also ran regen thumbnails again, to no avail … Any clues? One of the main differences in comparison to the other plugin is that Force Regenerate Thumbnails allows you to delete all old images sizes and regenerate the thumbnails for your image attachments. Not including a featured image just seems lazy given how many themes and widgets rely upon them — paste this snippet into functions. The issue seems to be that wp is resizing these 8bit pngs to 24bit. Run it after every time you switch up the image sizes on your site, or old images will start looking really funny. For a general overview, the srcset attribute tells the browser about the different versions of the image available and lets it decide which one to download based on the current screen size. Update your post, view the post, and you should see your new gallery with two columns and medium images. Image Source: Pexels — Pixabay. This plugin corrects that and upscales small images to the specified thumbnail dimensions.