Do you have a question about the VOGELS THIN 405 and is the answer not in the manual?
Screw the upper part of the strips (C) to the TV.
Adjust strip length to match mounting hole pattern based on screen size.
Screw the lower part of the strips (C) onto the TV.
Drill center hole, screw mount (A) to wall, do not fully tighten.
Position mount level, drill left/right holes, and tighten bolts.
Attach the TV to the wall mount (A), adjusting for VESA width if 100mm.