Delete multiple photos at once

Maybe the solution is simple, but I can't find it.
I wanna tide in my File Manager , because there are many unused images.
How delete multiple photos at once in 5.7? Remove singly will be lasts forever.

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MrKDilkington replied on at Permalink Reply 4 Attachments
Hi CreartSC,

1. check the box for the images you want to delete
2. from the "Items Selected" menu, select "Delete"

I have created screenshots that describe how to delete multiple files at once.
CreartSC replied on at Permalink Reply
Damn, I knew it must be easier!