ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF

5.5.5

Release date: February 13, 2024
* Compat: Added new hooks to be used by the Regenerate Thumbnails Advanced plugin;
* Compat: Adjusted the settings limitations for the new Unlimited plans;
* Fix: Added an additional check to prevent database table errors when the plugin is removed;
* Language: 0 new strings added, 1 updated, 0 fuzzed and 0 deprecated.

5.5.4

Release date: January 22, 2024
* Tweak: The messages displayed when executing WP-CLI “auto” commands have been improved;
* Tweak: More options and flexibility for the filter used when creating the .htaccess rules (for WebP delivery);
* Tweak: Added a check and mechanism to prevent running out of memory if the bulk process preparation fails due to lack of memory;
* Tweak: Added back the “Optimize” option in the “Bulk actions” section in the list view of the Media Library;
* Compat: Added integration with the “Media File Renamer” plugin;
* Fix: Under PHP 8.1+, a notice was displayed when re-optimizations were performed;
* Fix: A PHP warning was displayed converting optimization metadata via WP-CLI;
* Fix: Multiple exclusion checkboxes in the plugin settings can now be selected with the SHIFT key;
* Fix: Converting optimization metadata without backups could cause the main images to be incorrectly set to unprocessed;
* Language: 4 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.5.3

Release date: January 3, 2024
* Fix: In some cases, an error was displayed when adding a folder to Custom Media, even if the folder was added correctly;
* Fix: For WebP files uploaded directly to the Media Library, the plugin could remove the wrong files during certain operations;
* Fix: Bulk processing of Custom Media could lead to errors in some cases;
* Fix: A PHP Warning was displayed on the Custom Media page if no items were present;
* Language: 0 new strings added, 0 updated, 0 fuzzed and 0 deprecated.

5.5.2

Release date: November 24, 2023
* Fix: The excluded thumbnails are no longer checked out when saving the settings;
* Fix: Adding new exclusions is now fixed;
* Fix: Updated the wording of exclusions to make them consistent;
* Fix: An error was displayed in the logs if an image could not be loaded at all;
* Fix: An error is now displayed when a Custom Media folder cannot be added instead of silently crashing the page;
* Fix: If WP_CONTENT_DIR does not contain wp-content, adding a Custom Media folder failed;
* Language: 8 new strings added, 2 updated, 0 fuzzed and 7 deprecated.

5.5.1

Release date: November 17, 2023
* New: Added a filter to change the parameters sent to the API (e.g. for granular resizing);
* Fix: Some PHP notices were displayed in the logs when no exclusions were set;
* Fix: when using the Media Library Grid view, a request for a non-existent image resulted in an Ajax error;
* Fix: Add checks to prevent errors when WebP files cannot be copied to their destination;
* Tweak: Removed notification about HEIC files;
* Language: 0 new strings added, 0 updated, 0 fuzzed and 2 deprecated.

5.5.0

Release date: November 8, 2023
* New: The Custom Media folders have been redesigned, more features have been added and everything has been moved to Media -> Custom Media;
* New: The exclusions have been redesigned to provide a simpler and more flexible mechanism;
* New: The ability to override exclusions and manually optimize excluded images has been added;
* New: The ability to mark images as completed (optimized) has been added;
* New: Added migration of optimization data to WP-CLI;
* New: Added constant to disable the feedback survey when the plugin is deactivated;
* Compat: Added proper validation and integration for the Swift AI plugin;
* Compat: Added filter to suppress cache clearing for various cache plugins (useful for large websites);
* Fix: If an image has been excluded, it can now be restored from the backup;
* Fix: Envira and Soliloquy have been added to the list of pages where processing is performed automatically;
* Fix: Websites with many Custom Media folders and/or NextGen galleries should no longer hang;
* Fix: Added some checks and validations to avoid open_basedir warnings;
* Fix: Updated wording and banners throughout the plugin;
* Language: 94 new strings added, 3 updated, 5 fuzzed and 33 deprecated.

5.4.3

Release date: September 28, 2023
* Fix: in some very isolated cases, the previous security fix could result in corrupted data for PNG2JPG in some page builders;
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.4.2

Release date: September 14, 2023
* Fix: A possible PHP Object Injection was patched, which could be exploited under certain conditions;
* Fix: added another fix for WebP path for old multisite setups still using blogs.dir folder structure;
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.4.1

Release date: September 4, 2023
* Compat: a filter has been added that allows customizing the metadata migration paramaters;
* Fix: a missing space broke the HTML structure in some cases when using the PICTURE tag delivery method for next generation images;
* Fix: added fix for WebP path for old multisite setups still using blogs.dir folder structure;
* Fix: custom uploads folders (by using constants) are now handled correctly in all cases;
* Fix: added supplemental checks to prevent some isolated JS errors that occurred only in certain cases;
* Fix: the plugin now only displays fatal errors when debug mode is enabled;
* Fix: the Shortpixel typos are now corrected in ShortPixel;
* Language: 0 new strings added, 4 updated, 0 fuzzed, and 0 deprecated.

5.4.0

Release date: August 1, 2023
* New: Images are now processed directly on the “Add New Media” screen;
* New: Support for WordPress image editing functions; a notification is now displayed when you use the editing features;
* New: PNG-to-JPG conversion now replaces posts in states other than published, such as scheduled, pending, draft, etc;
* Compat: Added additional checks when WP Offload Media is used together with Enable Media Replace;
* Compat: Added integration with Total theme, thanks @AJ for the great support;
* Fix: Improved the way the ShortPixel box loads on different screens;
* Fix: Empty ALT tags on images are now preserved when using the PICTURE tag delivery method for next generation images;
* Fix: The PICTURE tag delivery generated invalid HTML code due to a missing space (thanks @kittmedia for pointing these two out!);
* Fix: Several minor fixes and improvements related to PNG-to-JPG conversion;
* Fix: Resize information was not written corectly when using WP Offload Media and backups were not enabled;
* Fix: Restoring backups when Offload is disabled now works without affecting image metadata;
* Fix: When object cache was enabled, transients used for processing were recreated too often;
* Fix: Improved thumbnail handling for SmartCropping: only cropped thumbnails are now send for SmartCropping;
* Language: 1 new string added, 6 updated, 0 fuzzed, and 3 deprecated.

5.3.0

Release date: June 27, 2023
* New: Added the ShortPixel box on the Media Library Grid view;
* New: Added the option to re-optimize an image with or without Smart Cropping;
* New: Added the images with errors to the Media Library filters, for easier retries;
* New: Added an option in the plugin tools to reset the optimization errors;
* Compat: Added integration with WordPress image editing features (crop, flip, rotate etc.);
* Compat: Added integration for S3 Uploads by HumanMade;
* Compat: Fixed integration with LiteSpeed Cache version 5.4 and older. Read more about it in our knowledge base article;
* Compat: Fixed bulk processing when WP Media Recovery plugin is active;
* Fix: ABSPATH die statement added to each file, for increased security;
* Fix: Improved bulk processing statistics for large installations;
* Fix: Improved the text and output of WP-CLI commands;
* Fix: In some cases the transient used for bulk processing could get stuck and prevent automatic optimization;
* Fix: When processing a non-optimized image with Bulk Actions from the Media Library, it was not optimized with the correct compression level;
* Fix: Do not add .htaccess files in folders where it is not strictly necessary;
* Fix: Interaction with the the database was improved and optimized when using an offloading solution;
* Fix: In some cases an error was displayed when debug mode was enabled;
* Fix: Not all file statuses were displayed correctly in the ShortPixel box of the Media Library;
* Fix: Various text and layout improvements on the plugin pages;
* Language: 24 new strings added, 3 updated, 0 fuzzed, and 0 deprecated.

5.2.3

Release date: May 26, 2023
* Fix: an error was displayed when an image had only a srcset (and no src) and the PICTURE tag delivery mode was enabled;
* Fix: a warning was displayed for lazy-loaded images using data-src;
* Fix: if the optimization queue contained an item that was added a long time ago, an error caused the optimization to crash;
* Fix: If duplicate thumbnails are no longer present in WordPress, they are ignored when trying to optimize;
* Fix: a typo when checking an array caused an error in certain cases;
* Fix: text changes on the settings page related to AVIF generation for the Unlimited plan;
* Fix: in case of a failed backup, the retry mechanism did not actually retry the optimization in all cases;
* Tweak: the optimization error notification system will only trigger when the plugin’s debug mode is enabled;
* Language: 1 new string added, 1 updated, 0 fuzzed, and 0 deprecated.

5.2.2

Release date: May 10, 2023
* New: If a 5xx error is thrown during optimization, the plugin will attempt to output it for easier debugging;
* Fix: Added multiple fixes and improvements of the PICTURE tag delivery method, including a more stable fallback mechanism in case WebP/AVIF isn’t available;
* Fix: In some cases, the PICTURE tag delivery wasn’t working properly when WP Offload Media was active;
* Fix: Added a check for old items stuck in the queue to avoid potential errors after plugin updates;
* Fix: In some cases, when WP Offload Media is active, a “Not processable: Image processable” message was displayed;
* Fix: Added a check to prevent the main file to be passed as a thumbnail because that could crash the de-duplication mechanism;
* Tweak: Added a “Trusted mode” for file systems that respond very slowly and slow down or freeze the Media Library;
* Tweak: Added a button to start earler the optimization for huge sites, where preparing the bulk optimization queue can take a very long time;
* Tweak: updated styling for various notices to make it unitary;
* Tweak: thumbnails with ~0% optimization will be grouped toghether and displayed only once;
* Compat: Fixed a bunch of deprecation notices and warnings on PHP 8.1 and PHP 8.2;
* Language: 8 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.2.1

Release date February 21, 2023
* Fix: an error was displayed when trying to migrate PNG files saved in the old optimization format;
* Fix: in some strange cases, the JS worker URL was called with http instead of https, blocking plugin functionalities;
* Fix: a JS error affected optimization when another plugin defined prototypes;
* Fix: if the main image was also detected as a thumbnail an error was thrown;
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.2.0

Release date February 15, 2023
* New: added support for automatic conversion of HEIC files (Apple image format for iOS devices) to JPG;
* New: the conversion from PNG to JPG has been completely reworked, making it more robust and stable;
* Compat: the integration with WP Offload Media has been updated, according to the latest version;
* Compat: fully tested and working with PHP 8.1;
* Tweak: fractional optimization is now possible, especially useful for images with many thumbnails;
* Tweak: Custom Media stats are now retrieved with only one DB query, speeding up the settings page;
* Tweak: if a PNG is not converted, there is now a reason in the ShortPixel box on the Edit Media screen;
* Tweak: notifications are no longer reset when the plugin is activated/updated, preventing the same notifications from reappearing;
* Fix: security hardening for the settings controller and debug functions;
* Fix: a 4-digit Custom Media folder could not be added due to Media Library exclusions;
* Fix: a check is now performed before adding a NextGen gallery to Custom Media, to avoid duplicates;
* Fix: a failed PNG conversion to JPG can now be retried;
* Fix: credits can no longer be purchased from a sub-account;
* Fix: when converting a large PNG to JPG, the resulting scaled JPG was not optimized properly;
* Fix: size exclusions work as expected again;
* Fix: when credits are insufficient for the entire bulk, a notification is displayed again;
* Fix: page selection on the Custom Media screen now works as expected again;
* Fix: NextGen Gallery pages no longer crash due to jQuery errors;
* Fix: NextGen galleries are no longer added twice, a check for double slashes has been added;
* Fix: if a PNG image has the same filename as a JPG image after conversion, it’s now renamed correctly to avoid conflicts;
* Fix: when an image is deleted from NextGen Gallery, the WebP/AVIF files are also removed;
* Fix: if an optimized image is in a folder without write permissions, WebP/AVIF generation is no longer attempted;
* Fix: when entering a very long email address, the browser no longer hangs;
* Fix: notification for list view mode in Media Library works again;
* Fix: various fixes and updates to the plugin’s CSS and text;
* Language: 31 new strings added, 8 updated, 0 fuzzed, and 15 deprecated.

5.1.6

Release date December 31, 2022
* Fix: in some cases, AVIF files were not cropped correctly;
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.1.5

Release date November 29, 2022
* Fix: WebP/AVIF delivery now works correctly, without affecting SVG files or other images or requests (e.g. in WooCommerce). Sorry about this!;
* Fix: a PHP warning was displayed if no valid API key was added;
* Fix: error in Custom Media if the folder is not in the root directory;
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.1.4

Release date November 28, 2022
* New: added a filter to force a file check for WebP/AVIF if they were manually deleted from disk;
* Fix: if only small WebPs are available, include the JPG version in the picture tag to avoid blurry images;
* Fix: the notification about unlisted thumbnails incorrectly reported WebP and AVIF files;
* Fix: improved integration with WP Offload Media by including Retina images in virtual/offload file checks;
* Fix: if the main file was optimized but some thumbnails did not have WebP/AVIF, it was not displayed correctly in the UI;
* Fix: added a % margin when generating WebPs/AVIF, so that files that are only a few bytes larger are also generated;
* Fix: when running WP-CLI, the percentage of finished items in the total was calculated incorrectly;
* Fix: the settings page crashed in certain cases for new accounts;
* Tweak: various CSS fixes and improvements on the Media Library, especially for cases with many thumbnails;
* Language: 2 new strings added, 2 updated, 0 fuzzed, and 0 deprecated.

5.1.3

Release date November 9, 2022
* Fix: a typo related to Custom Media that caused an error when adding a new Custom Media folder;
* Fix: some minor cosmetic fixes on the settings and bulk processing pages for new plans;
* Fix: the notification about the ShortPixel column in List view is now displayed when you switch back to the Grid view in Media Library;
* Language: 1 new string added, 0 updated, 0 fuzzed, and 0 deprecated.

5.1.2

Release date November 7, 2022
* Fix: when converting PNG to JPG, the PNG path was saved in the post editor, which could result in broken images;
* Fix: the bulk restore of Custom Media was performed without saving it to the previous bulks history;
* Fix: various wording updates and fixes throughout the plugin code;
* Fix: PNG to JPG conversion failed under certain Windows environments due to wrong path construction;
* Fix: the plugin now works with thumbs that have a numeric name (e.g. 0);
* Fix: on certain hosting restrictions, requesting a new API key caused a fatal error;
* Fix: the original image was not processed when thumbnail processing was turned off;
* Compat: added compatibility with the Uncode theme’s adaptive images feature;
* Tweak: minor updates to the settings and Media Library layout for new plans that will be introduced soon;
* Tweak: added filter/constant that can be used by affiliates;
* Tweak: reworked plugin notification system to make it more robust and reliable;
* Language: 44 new strings added, 2 updated, 0 fuzzed, and 39 deprecated.

5.1.1

Release date October 20th, 2022
* Fix: a fatal error for PHP 7.2 and lower was discovered and fixed by @KZeni, thanks!
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 deprecated.

5.1.0

Release date October 20th, 2022
* New: added SmartCropping, especially useful for eCommerce sites;
* New: if the WebP/AVIF files are larger than the JPG/PNG/GIF version, they are no longer generated to ensure that the smallest file is always delivered;
* Fix: various DB-related settings were adjusted for files with very long names and to keep AVIF/WebP optimization data correct;
* Fix: bulk processing history was lost when deleting the plugin;
* Fix: the file name in the bulk preview was added back;
* Fix: various situations and edge cases with WPML are now fixed;
* Fix: when a Custom Media item was excluded, there was no clear message next to it;
* Fix: added a check to prevent re-optimization when using bulk actions in the Media Library;
* Fix: the deactivation pop-up is also displayed in a multisite environment;
* Fix: minor wording and CSS fixes in the plugin settings and notifications;
* Fix: if there are still images to optimize and/or generate, all of them are counted and displayed correctly in the Media Library;
* Tweak: added check of necessary GD library functions to use PNG to JPG conversion;
* Compat: in some very special cases an error was triggered when the YITH Watermark Premium plugin was enabled;
* Language: 20 new strings added, 2 updated, 1 fuzzed, and 2 deprecated.

5.0.9

Release date August 29th, 2022
* Fix: one of the processing queues was flooded in certain situations, on sites with many concurrent editors;
* Fix: the file name was missing in the bulk processing preview;
* Fix: the queues were deleted when activating the plugin; now they are preserved and bulk processing can continue after updating/reactivating the plugin;
* Fix: retina backups were not removed when an image was deleted from the Media Library;
* Fix: NGG screen check caused processor to load on plugin/dashboard pages;
* Fix: stats were saved incorrectly when the plugin was deactivated;
* Fix: some PHP notices were displayed due to numbering format for Polish language;
* Fix: various minor fixes, error code handling and code cleanup;
* Fix: screenshots were updated to reflect the latest version of the plugin;
* Fix: updates to wording throughout the plugin and in the readme file;
* Language: 1 new string added, 0 updated, 0 fuzzed, and 1 deprecated.

5.0.8

Release date August 8th, 2022
* Fix: the Previous Bulks now displays the number of credits used instead of the number of Media Library items, to avoid confusion;
* Fix: the notification for migrating the old format of optimization information was not getting triggered anymore;
* Fix: excluded images and/or thumbnails can now be restored from the backup;
* Fix: added prevention for double database queries when checking if an item is already in the queue;
* Fix: the bulk restore and bulk migration of optimization data can now be done even if out of credits;
* Fix: reduced the number of database table checks done on wp-admin pages to the minimum possible;
* Fix: the out-of-quota message was not always showing up properly;
* Fix: the bulk migration of the optimization data now marks as optimized the images that have proper backups in place;
* Fix: the thousands separators are now displayed properly for all languages;
* Fix: the optimized/unoptimized Media Library filter has proper pagination and also works with WPML;
* Fix: in case the optimization percentage is an integer, drop the .00 (83.00% -> 83%);
* Fix: improved the settings and bulk pages load time for sites with a huge number of items in the Media Library;
* Fix: properly save the optimization information even if the filename is huge;
* Fix: the Optimize now button wasn’t showing up on Custom Media right after restoring an item from the backup;
* Fix: more fixes for multisite installs where the old blogs.dir folder structure is used;
* Fix: multiple fixes and improvements for WP-CLI, including more detailed embedded docs and examples;
* Fix: multiple fixes and improvements to the whole exclusions module;
* Fix: multiple fixes and improvements in handling how retina images are optimized;
* Fix: various small fixes and improvements to the debug mode of the plugin;
* Tweak: CTRL+S can now be used to save settings (you’re welcome!);
* Tweak: added support for bulk processing via the processing hook;
* Tweak: various wording and text updates in the plugin and the readme file;
* Language: 10 new strings added, 8 updated, 0 fuzzed, and 2 obsoleted.

5.0.7

Release date July 26th, 2022
* Fix: the notification about credits used had some test data, resulting in wrong information (sorry again!);
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 obsoleted.

5.0.6

Release date July 25th, 2022
* Fix: the “Search and Migrate All” tool now contains a fix for many cases where the message “Could not create backup” shows up;
* Fix: a fatal error was crashing the plugin settings in PHP 7.2;
* Fix: in certain cases, the optimization was looping due to WooCommerce’s thumbnail system;
* Fix: in some cases, WooCommerce as well as other plugins were returning a wrong thumbnail URL and this case was not treated properly;
* Fix: optimization wasn’t working correctly for multisite installs with the very old blogs.dir setup;
* Fix: some notifications could not be properly dismissed (sorry for that!);
* Fix: the integration with WP Offload Media has been enhanced for the case where the media files are not stored anymore on the local server;
* Fix: some errors were showing up in certain cases where the next generation image delivery was active together with the WP Offload Media plugin;
* Fix: the error box was not showing up anymore at the end of the bulk processing, or it was displaying wrong counts;
* Fix: the “Optimize Now” action from the Custom Media had a wrong link;
* Fix: in some cases, the bulk processing wasn’t displaying the correct step for migration/restore operations;
* Fix: the deactivation feedback was sent even if no selection was made in the pop-up;
* Fix: the optimized/unoptimized filter was also displaying private posts;
* Fix: various small fixes and code improvements to make the ShortPixel support team’s lives easier;
* Tweak: added a “processing” message when a new action is manually requested by the user;
* Tweak: added a tool-tip for the number of items currently in the processing queue;
* Tweak: added the resize type (cover/contain) on the image edit screen;
* Language: 10 new strings added, 2 updated, 0 fuzzed, and 6 obsoleted.

5.0.5

Release date July 7th, 2022
* Fix: in some cases the legacy optimization data was not migrated properly, resulting in backup-related errors;
* Fix: added the possibility to redo the migration of the optimization data when the backups exist;
* Fix: significantly reduced the number of queries when WP Offload Media is in use, as this was causing slowness in some cases;
* Fix: the automatic processing now works correctly when using the block editor as well as on other pages where it was broken;
* Fix: the unlisted thumbnails were not processed correctly and showed up as not optimized;
* Fix: the integration with the Photo Engine and WP/LR Sync plugins works properly again;
* Fix: the filter in the Media Library was making the image name go away;
* Fix: changing the API Key now resets correctly the credits information;
* Fix: removed a persistent notification about a potential insufficient quota;
* Fix: the “Optimize now” button works correctly in Custom Media;
* Fix: the “Extend quota” button works correctly in the Media Library;
* Fix: other folders from the wp-content/uplods folder can now be added as Custom Media folders;
* Fix: the size exclusions were not working as expected for thumbnails;
* Fix: updated various pieces of code in accordance with the WordPress Coding Standards;
* Tweak: the wait time between checking if there is anything to optimize has been lowered;
* Tweak: added a clear function for WP-CLI, to clear the existing queue(s);
* Language: 3 new string added, 0 updated, 0 fuzzed, and 7 obsoleted.

5.0.4

Release date June 22nd, 2022
* Fix: some notifications could not be dismissed because of a jQuery error, kudos to @KZeni for the fix;
* Fix: a JS typo was preventing certain actions from completing in the Media Library;
* Fix: an error was showing up in the bulk when the legacy format date field was missing or incorrect;
* Language: 0 new string added, 0 updated, 0 fuzzed, and 0 obsoleted.

5.0.3

Release date June 21st, 2022
* Fix: the plugin now recognizes the offloaded WebP/AVIF files, when they are not also present anymore on the server;
* Fix: in some cases, the bulk and manual optimization was stuck due to some errors related to the legacy optimization information;
* Fix: when saving the settings, the credits quota and other API-related data will be sent to the API, for faster sync;
* Fix: when having the backups turned off, a placeholder image was displayed instead of the original one;
* Fix: an empty space was sometimes shown on some pages, as a result of some dismissed notifications;
* Fix: various small fixes around the plugin processing engine, for increased speed and stability;
* Fix: updated various pieces of code in accordance with the WordPress Coding Standards;
* Language: 1 new string added, 0 updated, 0 fuzzed, and 0 obsoleted.

5.0.2

Release date June 16th, 2022
* Fix: an uncaught error was fixed for the sites running without the fileinfo PHP extension that is needed by the plugin to get the mime type of the files;
* Fix: the resize switch from the settings wasn’t properly working;
* Fix: a hidden modal in the dashboard was taking up a lot of empty space;
* Fix: some popups in the settings were always getting triggered in WordPress versions 5.5 and below;
* Fix: if the admin bar tooltip cannot load for any reason, let the JS processor continue its job;
* Fix: advancing from step 2 of the bulk process was sometimes blocked;
* Tweak: improved the notification text and updated the link around the legacy metadata migration;
* Tweak: the legacy conversion notification is now hidden when out of credits;
* Language: 0 new strings added, 3 updated, 0 fuzzed, and 0 obsoleted.

5.0.1

Release date June 14th, 2022
* Fix: a fatal error showed up in some cases right after updating the plugin, which is now fixed;
* Language: 0 new strings added, 0 updated, 0 fuzzed, and 0 obsoleted.

5.0.0

Release date June 14th, 2022

We hope today is a lucky day because SPIO 5 is super cool, excellent, and faster. Now, bug-free! Just kidding 🙂 read on for the changelog and be kind to us in reporting issues. The dev team will be eternally grateful!
* New: this is a major rewrite of the plugin, where all the processing engine has been completely changed, as well as other major parts of the plugin;
* New: the optimization information is moved to custom tables in the database in order to avoid the situation when re-optimization occurs because ShortPixel optimization data was wiped;
* New: the whole bulk processing has been reworked and streamlined into a very nice 4 steps process, with more details and clarity about what is going to be processed;
* New: the JavaScript processor that is in charge of processing everything that needs to be optimized has been completely rewritten, adding more clarity and details;
* New: added WP-CLI support for most of the operations that can be performed with the plugin; please check the knowledge base for more details;
* New: due to the new bulk and JS processor, WebP and/or AVIF files can be generated without the need to re-optimize the whole Media Library;
* New: added more features for Custom Media, such as Cloudflare integration, displaying the internal ID for easier tracking, checks for permissions when adding new folders, and other smaller fixes;
* New: the settings were reorganized and refreshed, a Tools tab was added and tooltips are now available for an easier understanding of the functionalities;
* New: Breaking Change! regex exclusions are …