Hi, @TIen Vo ,@Pankaj Awaghad On checking with our internal team, it appears that upgrading to the major version is not supported for certain servers at this time. This is because there are ongoing fixes being addressed by the team, with deployment expected in April or mid-May.
To verify the details of your server, kindly provide the server's name and region toAzCommunity[at]Microsoft[dot]com
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Thread URL: <Microsoft Q&A Thread>
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Looking forward to your reply.
Regards,
Geetha