Dear Sir, 
 
I Once again tried. Th error is as follows – 
 
Arduino: 1.8.8 (Windows 10), Board: “ESP32 Wrover Module, Huge APP (3MB No OTA), QIO, 80MHz, 921600, None”
Sketch uses 2233502 bytes (71%) of program storage space. Maximum is 3145728 bytes.
Global variables use 50692 bytes (15%) of dynamic memory, leaving 276988 bytes for local variables. Maximum is 327680 bytes.
esptool.py v2.6-beta1
Serial port COM7
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
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\audioutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\audioutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\colorutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\colorutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\datautils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\datautils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\Downloads: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\Downloads
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\esp-who-master: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\esp-who-master
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\esp32-camera-master: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\esp32-camera-master
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\simutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\simutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\verletphysics: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\verletphysics
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\volumeutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\volumeutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\audioutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\audioutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\colorutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\colorutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\datautils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\datautils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\Downloads: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\Downloads
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\esp-who-master: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\esp-who-master
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\esp32-camera-master: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\esp32-camera-master
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\simutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\simutils
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\verletphysics: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\verletphysics
Invalid library found in C:\Users\APTE\Documents\Arduino\libraries\volumeutils: no headers files (.h) found in C:\Users\APTE\Documents\Arduino\libraries\volumeutils
This report would have more information with
“Show verbose output during compilation”
option enabled in File -> Preferences.

Hello, please read this thread https://rntlab.com/question/question-on-esp-32-canera/
In summary, your ESP32-CAM is not in flashing mode. So, you need to follow again the procedure to make it go in flashing mode.
Thanks!