Please tell us some basic information before asking for help:
- Model Name:ZB602KL
- Firmware Version:424
- Rooted or not:No
- Frequency of Occurrence:Today
- APP Name & APP Version (If your issue relates to the app):
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.
I have version 424, I tried to install version 429 but I can't 🥺