@MrGrandpaSteveYou only get the Advanced Competitive Points after the season ends if your rank is Legendary 2 or above in VSA, H2H and Manager Mode.
You cannot get the Advanced Points by playing ranked unlike the normal competitive points (the silver one) which you can get by playing ranked VSA, H2H, and manager mode.
As already @Osulis explained in his post you can earn the points you are looking for here:
And you can then spend them here in the shop:
The explanation below from @Osulis is very precise and clear.
I have therefore only added the screenshots so that people who do not read carefully can also find it and hopefully understand where you can get the points and where you can then redeem them😇
