take a look at this page in the Codex for an intro to how WordPress works with images, specifically the Image Size section:
http://codex.wordpress.org/Inserting_Images_into_Posts_and_Pages
not sure what the import from Blogger did exactly, but you can start by attempting to change the image size in the editor.
Related Posts:
- How to change image type for specific size?
- What’s the proper way to find and remove duplicate images from posts and the media library?
- get_post_gallery with Gutenberg
- Mixed content warnings after changing site adress from HTTP to HTTPS
- add_image_size() zoom-crop
- Insert an image into a post by API
- Which are precisely the predefined image sizes?
- Creating a rotating header /image slider using theme customization
- Use Media Library to manage galleries like Nextgen (with folders, albums, collections, tags, categories, terms…)
- Double thumbnails?
- No srcset for hard-cropped thumbnails
- Change Image URL to a CDN
- Slider image issue in wordpress
- Getting custom size image URL
- Retrieving images from a NextGEN gallery
- Query for recent images across multiple posts
- Loss of sharpness in jpg imported as header in twentyeleven
- Getting alt text of featured image
- Get image alt attribute just by image URL
- Is there a way to get attachment data?
- How to resolve – IE 6 ignores img “width” properties
- WordPress is stripping the Alt tag’s quote marks from images where Alt is not set, but leaving the word ‘alt’ creating problems for ADA compliance
- WordPress reduces the full size image and uses it as the original
- Show taxonomy list with taxonomy images ( SOLVED)
- get_children() not working properly – Only on one post?
- Warning: getimagesize() [function.getimagesize]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 [closed]
- Is There A Way Of Using the_post_thumbnail() to Pull In A Specific Image From The Media Library
- How to add data attribute to all images in posts [closed]
- Change WordPress Media Manager
- How to stop images from being wrapped in tags?
- Output random (custom) image size
- WordPress crops images differently on retina screens?
- Image thumbnails not available post migration, but still accessible via direct URL – DB issue
- How do I create an alternate RSS feed for tags with custom image sizes for MailChimp?
- Exclude images from “inserted into post” when trying to get attachments
- Set jpeg_quality for certain post-types
- WordPress automatically downscaled images larger that original
- Broken image links even though links are correct and images exist
- Move Image Captions Inside Link ( tag) if Added
- Sharing images to social media – issue with aspect ratio
- How to add custom classes to figure element only if image has caption?
- I got an issue after i migrated a site
- How to add an image to a custom url?
- Images not displayed when moving site to local
- Caption and title in img alt tag are the same?
- 409 error (Conflict) when trying to insert an image into a post
- Exclude image titles from search results
- Facebook og:image issues after https change [closed]
- Does WP create multiple images?
- How to use Facebox in WordPress theme?
- Mass crop images: Landscape images -> Portrait images
- Change image name during uploading sequentially
- Store in media library image uploaded from url
- Display image for first sticky post only
- Get all image IDs from the Media Library
- How to redirect homepage to actual URL?
- Get images attached to a specific page
- add_image_size function not working
- Cropped image file size larger than original, is it normal?
- Is it possible to enable the ‘Link To’ field under ‘Attachment Display Settings’ for a Featured Image?
- Can I register a new thumbnail size and have it be an option in “Add Media”?
- Is it possible to get feature image url (full-size) from an image url of smaller size?
- How to make Custom Loop not crop featured images?
- Using mysql to replace img src?
- wordpress add image size crop function not working in version 3.8
- Get Original Dimension Featured Image on the homepage
- WordPress keeps resizing my 947×947 image down to 500×500 (full-size option)
- How do I display the featured image from an image gallery using a reference in code? (example within)
- attach several images to post + gallery
- caption shortcode inserts blank paragraph
- How to change background slider image when hovering on text?
- Can I achieve this with WordPress?
- WordPress Problems
- Built-in image lazy loading: Does it come with a polyfill for older browsers?
- SQL: How to find all attachments that are not used in any posts/pages/custom_post_types
- I would like to set a FULL SCREEN background image to all my pages (same way it is on my home page)
- Enlarge Featured WordPress Images
- How to trigger “wp_handle_upload_prefilter” filter when uploading an image programatically?
- How to add element to the list of adjacent images?
- Responsive Images – Defining
- How to attach 1000’s of unattached images
- Why do images inserted in the post content via the_content() go off the max-width?
- WordPress Javascript displaying an image Question
- Using a full-width hero image that can be changed in the dashboard by a user
- Resize External Image
- Images are not getting uploaded
- Fatal error: Allowed memory size in PHP when allocating less
- Resized images not working – 404
- Background image call problem
- Assigning image to Post-Type won’t work anymore: exceeded time?
- Create a custom attachment thumbnail for quick page load
- Change the image for a certain URL
- How to make an image bigger with wp_get_image_editor
- Assign one featured image to multiple posts?
- An image on my site is showing as the wrong image [closed]
- Set padding for all content except images and few more elements
- Display Images from Array with wp_get_attachment_image() [closed]
- Orientation of featured image in post?
- Images uploaded in customized gallery do not link to media
- WordPress Site Broken and it gives Headers Already sent error