The photo library still takes up a lot of space in internal storage after deleting photos from iPhone.

Many people have this problem:
They have deleted photos from iPhone 4/4s/5/5s/6/6 Plus but the photo library still takes up a lot of space in internal storage. How can they delete photo library from storage on the iPhone?

This is the solution for this problem.

1. Move the Date on your phone earlier by 1,2,3 months.
2. Find the photos in the Recently Deleted Folder in the Photos app.
3. Delete the photos manually from the Recently Deleted Folder.

If the above solution does not work for you, you may try the following steps:

1. Go to Settings > iCloud > Photos > iCloud Photo Library.
2. Turn on iCloud Photo Library.
3. Wait for the processing.

After this, the usage storage of your iPhone will be released.

More information about easy iPhone recovery software:
iPhone Recovery Resource