First Step
Error 923 points to the fact that there is something wrong with the downloads and the storage itself. In order to bypass the error and obtain the full functionality of the phone you should disconnect from the Internet and go to Settings > Applications > Running services and stop all the running processes related to Google and then restart your phone.
Second Step
yes prblm solved before resetting your phone kindly change your intenet 3g/2g
setting in your phone manually and delete setting sent automatically from server restart your phone and start your download/update enjoy