Share Album plugin enables you to share albums through a simple click.<br>
  For each shared album, it generates for a unique URL enabling autologin using a (unique) user, then having only access to the shared album.<br>
  Share menu is available to administrator users in each Private category page
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<b>Important</b> : The share link will only be displayed when albums are not publicly shared (those one do not need a specific plugin for being shared).<br>
If you can not see the share icon, please verify that album is hidden from public. Please also check that your theme is supported by the plugin.