There is no way to to delete a free team organization

I tried to deleted my free team organisation and I found support articles here:

https://support.microsoft.com/en-us/office/delete-your-teams-free-organization-2c28cfcf-3fbf-497c-938f-8815a8f6a6b9

However, I contacted the support they told me free version is not available for phone support.

I need to ask for help onlin.e

I found similar threads in this community and the solution provided in https://techcommunity.microsoft.com/t5/microsoft-teams/how-can-i-delete-teams-free-organization/m-p/219506#M15884 does not work for me.

I uses personal account, I cannot logged into the https://admin.microsoft.com/AdminPortal/Home#/homepage

Anyone can help me?

I fell disappointed on the Teams.