Thank you for your reply, your Suggestion is already included in the Link which I use as base

Hello, After the power was lost, I have to restart ESP-NOW as quickly as possible. Basically, my ESP32 S3 Wroom2 needs about 46ms to call app_main. esp_wifi_init() needs about 2.5ms, while esp_wifi_start() needs 30ms. Is it possible to speed this up? In particular esp_wifi_start()? I have made the f...