Added option in Features to turn off one-image-per-post assumption. Default off.
Added option in Controls to show full screen toggle. Using this rather than F11 will hide any scrollbars.
Improved detection of groups of images that defines the content of slider and thumbstrip.
Minor adjustments and rearrangement of the plugin admin settings tabs.

Improved support for image captions.

Fixed minor display issue with the ‘Go to post’ button.

Added option ‘Keep actual image size’ in admin panel to prevent enlarging image beyond its actual pixel size. Zooming still available. When not checked, image will be enlarged to fit window.
Added option to specify maximum size of square for view style 1. Useful when you do not want to enlarge images beyond its actual pixel size.
Added option in admin panel to control display of play/pause button.

Added support for up/down swipe to exit viewer.
Added option in admin panel/timings to set sliding time for autoplay.
Eliminated annoying delay between end of panning/swiping and start of image sliding.
Confirmed support for WebP image format.

Introduced support for horizontally flipping image. Can be flipped by key ‘F’, a floating button or from menu. The visibility of the floating button can be controlled from plugin settings page.
Introduced option to view image in grayscale. Controlled by key ‘G’ or from menu. Support for this can be turned off from plugin settings page.

Added option to set colour of control buttons.
Added option to show buttons for changing view style and background colour without having to access the menu.
Tested for WordPress 5.8.

Added option in plugin settings to choose bright or dark initial background style.
Rearranged plugin admin pages.
Minor modifications.
Tested for WordPress 5.7.

Tested for WordPress 5.6.

Fixed glitch in last version related to retrieving image sizes when omitted from image element

Fixed error related to images on remote servers.
Thumb generation based on srcset of image if present.

Improved handling of SSL and Mixed Content in image references.
Switched to SVG icons instead of icon font.
Tested for WordPress 5.5.