It depends. Some systems allow you to unarchive a story if it was archived within a certain time frame and if you have the appropriate permissions. But not all platforms offer this feature.
If the photo album app has an archiving feature, it may or may not have an unarchiving option. Some basic photo album apps don't have the ability to unarchive. But more advanced ones, like Google Photos, might allow you to unarchive a story or a photo that was archived. You usually just need to find the archived section and look for an option like 'unarchive' or'move back to main gallery'.
Yes, it depends on the platform. For example, on Instagram, you can usually unarchive a story by going to the archived section in your profile and selecting the story you want to unarchive, then there should be an option like 'unarchive' or 'show again'.
It depends on the platform or app you're using. Usually, you can look for an 'Archive' or 'History' section and find the option to unarchive the story there.