Postal nevertheless supports the Variation one (or legacy) configuration format from Postal v2 and before. Should you be applying this config file, you'll get a warning from the logs when setting up Postal. We suggest Altering your configuration to Keep to the new v2 structure that's documented earlier mentioned. https://googleworkspacesupport00098.answerblogs.com/26979893/new-step-by-step-map-for-nginx-tuning