Hi Bashir,
If you are looking to "upgrade" this, the standard tier is normal for the Azure OpenAI instance. If you are requesting a Quota increase please see:
View and request quota
- Request Quota: The icon in this field navigates to a form where requests to increase quota can be submitted.
If this is helpful please accept as answer or upvote.
Best regards,
Dillon Silzer | Cloudaen.com | Cloudaen Computing Solutions