everytime that issue when ever i downgradee my iphone x blob as same ios version as same but that issue

[b4bekkie]

[IMG4TOOL] checking hash for "StaticTrustCache" OK (found "trst" with matching hash)
[IMG4TOOL] checking hash for "SystemVolume" OK (found "isys" with matching hash)
[IMG4TOOL] checking hash for "ftap" IGN (no digest in BuildManifest)
[IMG4TOOL] checking hash for "ftsp" IGN (no digest in BuildManifest)
[IMG4TOOL] checking hash for "iBEC" OK (found "ibec" with matching hash)
[IMG4TOOL] checking hash for "iBSS" OK (found "ibss" with matching hash)
[IMG4TOOL] checking hash for "iBoot" OK (found "ibot" with matching hash)
[IMG4TOOL] checking hash for "rfta" IGN (no digest in BuildManifest)
[IMG4TOOL] checking hash for "rfts" IGN (no digest in BuildManifest)
Verified APTicket to be valid for this restore
Variant: Customer Erase Install (IPSW)
This restore will erase all device data.
Device found in DFU Mode.
Sending iBSS (1488973 bytes)...
Booting iBSS, waiting for device to disconnect...
Booting iBSS, waiting for device to reconnect...
Cleaning up...
[exception]:
what=Device did not reconnect. Possibly invalid iBSS. Reset device and try again
code=47317044
line=722
file=C:/Users/Cryptic/futurerestore/src/futurerestore.cpp
commit count=292:
commit sha =fd64300abc1857eeb643f362b5915c98208b2caf:
Done: restoring failed!

[b4bekkie]

solution,
dont put device in dfu mode
1st put device in recovery mode then dfu that trick will work 100%