My Add Contact stopped working. Restarted device, still not working. ?Solution
MCCVU, I know this may be frustrating being that we have to add and remove contacts all the time. I wasn't able to locate this being a known issue but I can recommend a few steps to assist you with hopefully resolving it. I would start by clearing the cache, and data history because low memory space can cause issues with functionalities of the phone.
Steps to clear cache below:
These measures did not solve the problem, sorry to say. Unless another solution comes up, I may have to do a hard reinstall...
Thanks!