Error: A fatal error occurred: Failed to connect to ESP32: Timed out waiting for packet header

I am using ESP32 cam but continuously getting the above error. I pressed the button at the time of compiling but still, it didn't work. The connections are double-checked as well but nothing changes?? Kindly help me solve the question above.
Arduino: 1.8.12 (Windows 10), Board: "ESP32 Wrover Module, Huge APP (3MB No OTA/1MB SPIFFS), QIO, 80MHz, 115200, None"

Sketch uses 262434 bytes (8%) of program storage space. Maximum is 3145728 bytes.
Global variables use 13276 bytes (4%) of dynamic memory, leaving 314404 bytes for local variables. Maximum is 327680 bytes.

C:\Users\DELL\AppData\Local\Arduino15\packages\esp32\tools\esptool_py\3.0.0/esptool.exe --chip esp32 --port COM4 --baud 115200 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 80m --flash_size detect 0xe000 C:\Users\DELL\AppData\Local\Arduino15\packages\esp32\hardware\esp32\1.0.6/tools/partitions/boot_app0.bin 0x1000

C:\Users\DELL\AppData\Local\Arduino15\packages\esp32\hardware\esp32\1.0.6/tools/sdk/bin/bootloader_qio_80m.bin 0x10000 C:\Users\DELL\AppData\Local\Temp\arduino_build_560498/sketch_oct02a.ino.bin 0x8000 C:\Users\DELL\AppData\Local\Temp\arduino_build_560498/sketch_oct02a.ino.partitions.bin 
esptool.py v3.0-dev
Serial port COM4

Connecting........_____....._____....._____....._____....._____....._____....._____

A fatal error occurred: Failed to connect to ESP32: Timed out waiting for packet header
A fatal error occurred: Failed to connect to ESP32: Timed out waiting for packet header

This report would have more information with
"Show verbose output during compilation"
option enabled in File -> Preferences.

post an image of your setup.

You have the wrong board selected.

I have changed the board to AI THINKER but still getting the problem.

After uploading the code, disconnect GPIO 0 from GND. Open the Serial Monitor at a baud rate of 115200. Press the ESP32-CAM on-board Reset button.

The code isn't getting uploaded, that's the main error. I have set the baud rate to 115200.

The issue could be the FTDI thingy. I had to order 3 different types before I found one that worked with the ESP32CAM.

The issue could be the ESP32CAM is broken.

Are you sending 5V or 3.3V to the cam? I use 5V.

using 5V

The esp32CAM is fine because the shopkeeper checked that in his PC and it worked there

And you saw it working? Well you might have to shopkeeper take a look at your setup. Good luck.

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