i had an iphone now i have android. i cant recieve texts from some iphones

http://support.apple.com/kb/ts5185

search before posting. Your question has been asked and answered many times

Interestingly the OP found the answer, as they posted the message from the relevant article. Guess they simply couldn't be bothered to read and follow the steps provided.

wait... you mean people don't read instructions??? unreal...