Answered question
When I answer the phone the person doesnt hear me unless i put speaker and they hear themself in echo is it normal ???
Seems like something is blocking the mic of your phone.
The echo happens to my phone too when I put a finger too close to it while talking on the phone :-)
Other answers
What phone do you have? Sounds like you may need to adjust some settigns on your phone.
Have you restarted your phone? It may help.
Yes, it seems to be related to your handset. The reboot should be the first instinct in this situation. Think your phone as a Window, if it happens something and you do not have time/knowledge to solve, the first thing to do is reboot,
Yes guys i reboot it already doesnt help , and this problem only started since i switched to fizz so was wondering if I was the only one with that problem because my mic is working fine only in calls that its not