"Why does my Cell phone work erratically?"に関する回答This is a battery issue for sure, usually when phone batteries can't keep charge they can get extremely hot charging and cause more damage to your phone! So do yourself a favor and replace the battery asap! Don't worry though, there are replacement guides here. These guides provide clean and straightforward pictures with captions and markings to guide you through the process. It's very easy! Good luck!
"Why can no one hear me from my cell phone?"に関する回答This sounds like it might be a microphone issue. We have a guide on our troubleshooting page to help you replace the microphone. It is also possible a simple reboot could be a fix. So before you take your phone apart to replace the microphone, you should visit our troubleshooting page and try the reboot option. Blu Dash JR D140 Troubleshoot Page