Kogan KATVCAR75LM User Manual page 11

Step 7:
Align the brackets (H) with your TV's VESA holes and secure using supplied screws
("M-" set), Washer (M-E) and spacers (M-F, M-G) depending on required length.
Too long Too short
H
M-A
M-E
M-C
M-B M-D
M-E
M-E
M-F
M-G