Doogee S40 mms does not work in doogee s40

mms does not work in doogee s40. I am from Poland in the Plus.gsm network. When I inserted a sim card from another network I can send mms. It doesn't work on only one Plus.gsm network. Manual settings are standard. Name: mms APN: mms MMSC: http://mms.plusgsm.pl:8002 MMS proxy: 212.2.96.16 MMS port: 8080 MCC: 260 MNC: 01 Authentication Type: PAP APN type: mms