e and q switch backdrop, space, and s to scan. 32 x 32 res. For https://scratch.mit.edu/projects/1286769726/ for user @Tiziano220812 after scanning, go inside the project, left click/use two fingers on touchpad on the the SCAN list then press "Export" then you go to https://scratch.mit.edu/projects/1286769726/ , press see inside, and left click the "texture" list, import your "SCAN" list, and your done!
@-Sound_Effect- and @griffpatch and @Tiziano220812 read instructions in well... instructions