IoT Temperature & Humidity Monitoring & Control System using ESP32 & Blynk 2.0

Sir I make a project using esp32 and 4 channel relay. The project works fine on after uploading but after power interruption or when reset button is press it doesn't work and there is a single led glowing in dim light on the relay. Please help me how to solve this problem.

Sukses selalu semoga ilmunya berkah, salam kenal mohon izin ikut nyimak videonya.