TFTP Timeout work around:
change tftp block size value to 1468 or lower.
command in config mode:
ip tftp blocksize 1468
Using SCP in windows 10 powershell:
Other method of copying sytem image to flash: or from one device to another. open link below:
https://www.cisco.com/c/en/us/support/docs/security-vpn/secure-shell-ssh/215450-copy-cisco-ios-images-from-pc-to-router.html
Transferring files using Http or https:enable http service on the server (image source)and run below command on the other device you want to upload the image.
copy https://user1:mypassword@209.165.202.129:8080/image_files/c7200-i-mx flash:c7200-i-mx
