- Fixed a bug that the `sort` shortcode argument did not take effect …

…when used with the `asin` argument.

- Fixed a PHP critical error saying "Uncaught ValueError: DOMDocument::loadHTML(): Argument #1 ($source) must not be empty."
- Added the **Server** section in the **About** tab of the **Help** page.
- Added the ability to automatically update the default options of Country and Associate ID when the options of the Associates section are updated.
- Changed to show some About details only when the Debug Mode with back-end is enabled.
- Fixed a PHP warning saying "Deprecated: preg_replace(): Passing null to parameter #3" in PHP 8.2.
- Changed the timing of applying the sort order of PA-API Item-Lookup units.
- Added the ability to accept host names for HTTP proxies
- Fixed the broken format in the unusable HTTP proxy list
- Fixed a bug that the `aal_filter_plugin_slug_oembed` filter hook did not function
- Fixed raw strings to be sanitized

- Added a method to avoid the PHP warning, "gzuncompress(): data error"

- Fixed an issue with PHP servers without the `mb_string` extension, …

…started in v5.4.0.

- Added the `Site Title`, `URL Query`, and `Post Meta` option items f…

…or the `Criteria` Contextual unit option.

- Added the `Concatenate` Contextual unit option.
- Added the locales of Belgium and Egypt.
- Refined the internal workings of AJAX unit loading by using REST API instead of `admin-ajax.php`.
- Fixed some incompatibility issues with PHP 8.0, 8.1, and 8.2.

- Fixed a bug that thumbnail URLs were not converted for Geo-targeting.

- Fixed a bug that an error message, "The Associate tag is not set," appeared when it is already set.
- Fixed a bug that locales were not listed for Search units, started from v5.3.9

- Fixed an issue that multiple ASINs as a search keyword were not sho…

…wing products

- Changed Search, Contextual, and URL units to require PA-API due to …

…the end of SiteStripe

- Fix an issue that search sometimes failed resulting in no products.

- Fixed a bug that the Sort option of URL and PA-API Item Look-up uni…

…ts did not work.

- Fixed a bug that the `Found Products` option field of URL units was always "No product found".

- Fixed an issue that products for the shortcode with the `asin` argu…

…ment was not sorted properly.

- Optimized the delay of AJAX unit loading.