Not familiar with the free version, but most albums just create a thumbnail and link to the actual image, which remains in the original folder. Picassa does the same which I installed in preference to Adobe Photo Album (the paid for version)
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.