@Elite_Sher I personally never got the multi-step manifest addition process to work, but as an easy workaround, you can target a lower API level to avoid this error (as mentioned in the documentation). Go to Player Settings / Other, and under “Target API Level” pick anything that isn’t Android 11 or higher:
Works like a charm. Also see Semantic Segmentation Example Crashes On Android - #3 by Anthony_Melo