Acer E350 User Guide - Page 40

Appendix FAQ and troubleshooting This section lists frequently asked questions that may arise during the use of your smartphone, and gives easy answers and solutions to these questions. Aspect Audio Multimedia files System information and performance Power RAM / ROM Internal storage Unlock pattern Question Answer Why is there no sound coming from the device? If the headset is plugged into the device, the speaker is automatically shut off. Disconnect the headset. Check that the device volume setting is not muted. Check that the volume control is not at its lowest setting. Why can't I view my video files? You may be trying to view a video that is not supported. Refer to "Multimedia" on page 46. Why can't I play my music files? You may be trying to play a file that is not supported. Refer to "Multimedia" on page 46. How do I check the OS Tap Settings > About phone to check the OS version of my device? version (Build number) and other hardware and software information. I can't turn on the device. The battery power may be depleted. Recharge the device. Refer to "Charging the battery" on page 7 for more information. How do I check the To check the ROM status, tap Settings > RAM and ROM memory Storage. status? To check RAM status, tap Settings > Apps > RUNNING. My device's available Uninstall applications to increase available internal storage is full or storage. See "Uninstalling an application" almost full. on page 38. I forgot my unlock pattern. After a certain number of wrong entries, you will be presented with an option to reset your pattern. Tap Forgot pattern? and enter your Google account username and password. Note: You must have an active Google account on the smartphone. Alternatively, you restore your smartphone to factory settings. See "Restoring to factory settings" on page 38. 40