exploit failed iPhone 5s

[jolything]

Describe the bug
every time requires a restart DFU in iPhone. I have a MacBook Pro 2010 with MacOS Mojave.

What is your macOS version?
MacOS 10.14.6

What is the device you're trying to downgrade?
IiPhone 5s

What is the LeetDown version you're using?
2.2

**Enable debugging in LeetDown's settings and copy and paste LDLog.txt here. **
[+] Waiting for a device in DFU Mode
[+] iPhone 5s (GSM) is supported

============= DEVICE INFO =============

Model Name: iPhone 5s (GSM)
Hardware Model: n51ap
ECID: 8613753257480
Serial Tag: iBoot-1704.10
APNonce:03011429dca6e0e1e71cc99716f27d94131d8128
CPID: 8960
Destination Firmware: 10.3.3
Pwned: No

=====================================
[+] Verifying iPSW
[+] Checking md5 of the iPSW...
[+] Successfully verified the iPSW
[+] iPSW selected at /Users/sergejnovikov/Downloads/iPhone_4.0_64bit_10.3.3_14G60_Restore.ipsw and being extracted to /var/folders/0b/sf0sfvt157sdd3lrm4_13r9m0000gn/T/iPSW
[+] Extracting the iPSW please wait...
[+] Successfully extracted the iPSW
[+] Exploiting device...
[+] Exploit failed, please re-enter DFU mode to try again

[DJKustoms]

Your device must be in pwned DFU mode.

Use this program to put your device into pwned dfu mode on mac: https://github.com/joshuah345/gaster/releases/download/2022.11.07/gaster-mac.zip

here are the direction on how to put the device into pwned dfu using that program: