@Dan Shen (Shanghai Wicresoft Co,.Ltd.) Welcome to Microsoft Q&A forums.
Az modules follow a monthly release cycle.
Version 6.5 was released in October this year. You can expect a release next month.
The release notes are documented on this page - https://learn.microsoft.com/en-us/powershell/azure/release-notes-azureps
You can visit the page to know when the next version is out.
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