# Release Notes
# v2.8.3
Date: 2022/11/08
Notes:
Optimize code and improve SDK stability
Remove third-party dataset code
# v2.8.2
Date: 2022/09/27
Notes:
- Code optimization to improve SDK stability
- Added preset attribute #device_type
- Added an interface for obtaining mobile phone region information
# v2.8.1.1
Date: 2022/06/27
Notes:
- Code optimization to improve SDK stability
# v2.8.1
Date: 2022/06/13
Notes:
- Provide AppExtension data acquisition module
# v2.8.0.1
Date: 2022/05/23
Notes:
- Fixed that the system callback could not be executed when getting the push start reason
# v2.8.0
Date: 2022/04/18
Notes:
- Code optimization
- Add third-party data integration function
- Add encryption function
# v2.7.4
Date: 2022/01/18
Notes:
- Code optimization
- Add prefabricated attributes such as start reason, performance index, etc.