Note: We don't buy Platinum directly on PSN, Focus on steps to get your Platinum on PSN (4/5):
1- Make sure Crossplatform is enabled and you have PC.
warframe.c o m /cross-save 2- After you made sure Cross-platform is ON (PC and PSN), I will give you the steps to claim on PC! 3- Once you claim on PC, you will see the Platinum on PSN! >> 100% Safe, Instant.