# Migration from 4.4 to 5.0

[中文]

- Bluetooth Low Energy
- Build System
- GCC
- Networking
- Peripherals
- Protocols
- Provisioning
- Removed or Deprecated Components
- Storage
- System
- Tools

Was this page helpful?

- Thank you! We received your feedback.
- If you have any comments, fill in Espressif Documentation Feedback Form.

- We value your feedback.
- Let us know how we can improve this page by filling in Espressif Documentation Feedback Form.