SimpleMobileTools/Simple-Gallery 6.7.6

on GitHub

Improved batch renaming, allow using date time patterns in it
Fixed empty folder deleting after deleting its content
Improved new file cache updating in the background
Improved the placeholder text in case no files are found
Keep last_modified field at deleting and restoring files from the bin
Increase the max image duration at slideshows
Highlight the warning at deleting a folder
Other stability, translation and performance improvements