Originally Posted by shauntetley
My daughter has a blackberry curve 8520 and cannot send txt messages. She is getting a message saying 'requested facility not implemented' . It shows a black cross. Inspite of an extensive search on google I cannot find anyone who knows how to crack this. She did download a software app called 'memory booster pro' and this seems to have caused the problem. I am not a techie so please help in simple terms. I would be so grateful.
SMS is generally a phone issue. Cal the carrier and make sure that text messaging is enabled on the account.