Can't create Index Pattern

Cant create an index pattern. Anyone know why?…
(0)Access Control:
Cognito. Federate. I am an admin user from the user pool. But I can’t see right top conner view roles as well.
(1)Opensearch Access Policy
“Version”: “2012-10-17”,
“Statement”: [
“Effect”: “Allow”,
“Principal”: {“AWS”: “arn:aws:iam::086758515564:role/Cognito_xxxAuth2_Role”},
“Action”: “es:",
“Resource”: "arn:aws:es:us-east-1:086758515564:domain/xxx/

(2)I have data and able to search it with dev tools.
(3)After create an index pattern, but Cant find it and ask me to create one again. (edited)