Operation not permitted error.

[ekeoun]

`./pyboot.py -i iPhone7,1 11.3 -d disk0s1s4
PyBoot - A tool for tether booting Checkm8 vulnerable iOS devices by Matty, @mosk_i

Current version is: Beta 0.6
User choose to boot 11.3 from /dev/disk0s1s4.
Make sure your device is connected in DFU mode
Checking theiphonewiki for 11.3 keys...
Found Keys!
Downloading 11.3's BuildManifest.plist
Extracting: BuildManifest.plist, from iPhone_5.5_11.3_15E216_Restore.ipsw
Getting SHSH for signing images
Downloading and patching 11.3's iBSS/iBEC
Extracting: Firmware/dfu/iBEC.n56.RELEASE.im4p, from iPhone_5.5_11.3_15E216_Restore.ipsw
Traceback (most recent call last):
File "./pyboot.py", line 496, in
main()
File "./pyboot.py", line 475, in main
img4.img4stuff(args.ios[0], args.ios[1], useCustomLogo, logopath, arewelocal, bootOtherOS, bootArgs, amfiPatches)
File "/Users/ekeoun/Desktop/Desktop/PyBoot-master/resources/img4.py", line 291, in img4stuff
api.downloadFileFromArchive(f"Firmware/dfu/{iBECName}", "resources/ibec.im4p")
File "/Users/ekeoun/Desktop/Desktop/PyBoot-master/resources/iospythontools/ipswapi.py", line 140, in downloadFileFromArchive
zip.extract(path)
File "/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.7/lib/python3.7/zipfile.py", line 1599, in extract
return self._extract_member(member, path, pwd)
File "/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.7/lib/python3.7/zipfile.py", line 1670, in _extract_member
open(targetpath, "wb") as target:
PermissionError: [Errno 13] Permission denied: '/Users/ekeoun/Desktop/Desktop/PyBoot-master/Firmware/dfu/iBEC.n56.RELEASE.im4p'
Ekes-Mac:PyBoot-master ekeoun$ chmod -x /Users/ekeoun/Desktop/Desktop/PyBoot-master/Firmware/dfu
chmod: Unable to change file mode on /Users/ekeoun/Desktop/Desktop/PyBoot-master/Firmware/dfu: Operation not permitted
Ekes-Mac:PyBoot-master ekeoun$ chmod 775 /Users/ekeoun/Desktop/Desktop/PyBoot-master/Firmware/dfu
chmod: Unable to change file mode on /Users/ekeoun/Desktop/Desktop/PyBoot-master/Firmware/dfu: Operation not permitted`