ESP is not responding when I ping

[PaulvRhee]

I did all the steps but the device is not responding.

Pinging 10.0.0.20 with 32 bytes of data:
Reply from 10.0.0.19: Destination host unreachable.
Reply from 10.0.0.19: Destination host unreachable.
Reply from 10.0.0.19: Destination host unreachable.
Reply from 10.0.0.19: Destination host unreachable.

Ping statistics for 10.0.0.20:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

[PaulvRhee]

also the is esp is doing this after it's done installing sketch

esptool.py v2.8
Serial port COM3
Connecting....
Chip is ESP8266EX
Features: WiFi
Crystal is 26MHz
MAC: a4:cf:12:dd:5d:xx
Uploading stub...
Running stub...
Stub running...
Changing baud rate to 460800
Changed.
Configuring flash size...
Auto-detected Flash size: 4MB
Compressed 320400 bytes to 231688...

Writing at 0x00000000... (6 %)
Writing at 0x00004000... (13 %)
Writing at 0x00008000... (20 %)
Writing at 0x0000c000... (26 %)
Writing at 0x00010000... (33 %)
Writing at 0x00014000... (40 %)
Writing at 0x00018000... (46 %)
Writing at 0x0001c000... (53 %)
Writing at 0x00020000... (60 %)
Writing at 0x00024000... (66 %)
Writing at 0x00028000... (73 %)
Writing at 0x0002c000... (80 %)
Writing at 0x00030000... (86 %)
Writing at 0x00034000... (93 %)
Writing at 0x00038000... (100 %)
Wrote 320400 bytes (231688 compressed) at 0x00000000 in 5.7 seconds (effective 448.1 kbit/s)...
Hash of data verified.

Leaving...
Hard resetting via RTS pin...