Change record status: 
Project: 
Introduced in branch: 
10.2.x
Introduced in version: 
10.2.0
Description: 

Since Drupal 10.0.0, the pg_trgm extension is required when using PostgreSQL.

If you are using PostgreSQL 13.0 or above, the Drupal installer will automatically attempt to enable this extension at install time.

Related Change record

https://www.drupal.org/node/3214907

Impacts: 
Site builders, administrators, editors