1 Steps to update the smileys:
3 1. From the emoji-data catalog, https://projects.iamcal.com/emoji-data/table.htm, choose the proper icon from img-google column:
8 - s/thoughtful - :face_with_raised_eyebrow:
9 - s/tongueout - :stuck_out_tongue_winking_eye:
10 - s/cool - :sunglasses:
11 - s/approve - :slightly_smiling_face:
12 - s/wideeyes - :open_mouth:
13 - s/clown - :clown_face:
14 - s/sad - :white_frowning_face:
16 - s/blush - :face_with_hand_over_mouth:
17 - s/kiss - :kissing_heart:
18 - s/surprise - :astonished:
19 - s/blackeye - :face_with_head_bandage:
21 - s/dead - :skull_and_crossbones:
22 - s/sleepy - :sleeping:
23 - s/evil - :smiling_imp:
29 2. Download each of them into the pix/s folder.
31 3. Crop the content (if required).