No, there is not any postpone. I mean, e.g. if my application deadline was 31 April 2020, then I will receive my final decision result 5-6 month later (this is the regular DAAD processing time), so in the best-case scenario at end of September or end of October. The DAAD is using rolling scheme for the countries, the deadline for Iranian applicants was earlier, that's why you saw that some of them already got their results; however, they are in a different cohort (Each region forming a cohort. You can get a hint of that if you check the DAAD Yearbooks accessible in their website.