Device
- The battery level drops sharply in a short time.
- The battery cannot be removed.
- Tap the SIM card application. The mobile phone prompts that the STK menu service is not available.
- If third-party applications are installed on the SD card, the system memory of the mobile phone may be occupied.
- What can I do if the third-party application map cannot be loaded?
- Watch videos at low volume or listen to loud music.
- Incorrect number of imported contacts
- What to do if the navigation software fails to find the location?