Please tell us some basic information before asking for help:
- Model Name:ZS661KS
- Firmware Version:17.0823.2104.147
- Rooted or not:Not
- Frequency of Occurrence:Always
- APP Name & APP Version (If your issue relates to the app):All apps
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.