We are happy to announce the release of Spire.Email 6.3.1. This version supports OAuth2 authentication. Besides, some known issues are fixed in this version, such as the issue that the program threw error "Unable to read data from the transport connection" when sending emails. More details are listed below.
Here is a list of changes made in this release
| Category | ID | Description |
| New feature | SPIREEMAIL-67 | Supports OAuth2 authentication. |
| Bug | SPIREEMAIL-51 | Fixes the issue that it failed to connect to QQ email. |
| Bug | SPIREEMAIL-60 | Fixes the issue that the program threw "004 NO SELECT State" error when reading the inbox of 163 email. |
| Bug | SPIREEMAIL-62 | Fixes the issue that the program threw "Unable to read data from the transport connection" error when sending emails. |
Click the link to download Spire.Email 6.3.1:
